"If the Earth were shrunk to the size of a glass marble with a diameter of 1 cm, then the Sun would be about 117 meters away from the marble, a sphere with a diameter of about 1.09 meters. Coincidentally, it fits perfectly in my living room." A solar system model, a very common type of popular science textbook. Chen Ran was sure he had simply turned his head, but how did this solar system model suddenly come alive? "Terra? This planet model says Terra?" Which Terra? "Planet native detected: Skadi..." Oh, this Terra, Arknights, right? And Skadi, the killer whale. "Skadi is leading the Sea Si herd in an attempt to break through the star pod." The translucent bullet box flashed for a few seconds, completing the following paragraph. Chen Ran: "?" Wait a minute? Which Skadi is this? Which world line's Terra is this from?

The Ark Chronicles

(The old PhD recalls, and the new PhD reads the history of Ark's development and adds supplementary plot details)

Gu Chuan transmigrates to a parallel world where only the game is outdated.

Players have been exploited by game developers in various ways, without getting anything in return.

At this moment, Gu Chuan's [PRTS] has finished loading.

It can decompress past life games!

Gu Chuan smiled slightly and immediately released Arknights!

Rebuilding the Sound Corner Network: Sea Cat controls the art, Rua Niu designs the levels, and Siren Records creates epic background music!

As time went on, various derivative works of the Bible continued to emerge.

The sea cat all-all meows, Damedane! The narrator of suffering.

A heart for Skadi! Two sandwiches filled with cheese!

Do you know what 325 is?

There really are cockroaches in my rented room, but I don't know many cockroaches.

The free operators given away in the game are too weak.

Is gxyy hilarious?

Battlefield Operations: There are no weak operators, only doctors who don't know how to play.

Ark Quartet: A visual novel where you can leisurely interact with four girlfriends from Ark.

Kingslayer Miner, Siren Rhythm Game, Terra Fire and Ice...

Just when players are getting hooked on Arknights' gameplay, the storyline seems to have some issues?

Player: "So Frostnova is joining Rhodes Island as promised? Okay, okay, is that how she's going to join?"

"2-1 The Journey to Dragon Gate, 15-11 The Wasteland Where Gods Witnessed Death."

"Brother Chuan, I beg you, please have some decency! Stop throwing knives!"

"Sound Corner Network is a murderer!"

Gu Chuan: "Interesting, this is exactly the scene I wanted to see!"

After becoming infected, Qin Feng discovered that his soul was inhabited by a flawed quantum super-AI. Because Qin Feng was a Kamen Rider enthusiast, the super-AI, upon activation, not only developed and restored the technology related to Kamen Rider 01, whose memories were most vivid, from his memories, but also provided a plan for developing the "Zenheisei Rider Program Sublimation Key." However, realizing these technologies and plans required significant resources. To cure his oripathy and live a more comfortable life in this world, Qin Feng decisively decided to utilize his skills to become an arms dealer. The Rider System exists for love and peace, but other technologies could also be used for trading. --Zeya International Intelligent Industry, providing convenient, efficient, and attentive services. In addition to arms sales, we also offer comprehensive services in security contracting, logistics and transportation, mineral mining, and disaster relief. Qin Feng's first step as an arms dealer was to participate in a local exhibition in Colombia. "Our products will bring hope and smiles to the world."

(Arknights) (Time Travel) (Sister) (The plot unfolds in the early stage, and I let myself go in the later stage) (Knife a knife)

(Also known as: Arknights, studying medicine cannot save Terra) (People are in Terra, pitiful and weak but invincible)

In this land, people never spit out bones when they eat white hair.

However, Qi Yan said, just don’t vomit, I can still grow back anyway.

Faced with this land full of persecution, Qi Yan can only choose to persecute this land in return!

"I'm in Qie City, and I'm a new member of the Reunion Movement!"

"Rhodes Island is coming? I... am willing to join Rhodes Island."

"Oh my god! Tallulah is here, Tai-kun, we're one of our own. Look, I even have the Reunion uniform!"

"The Reunion is attacking Longmen? Amiya, come with me, let's go join the Reunion!"

Kal'tsit: *riddle swear*

Undead Black Snake: *Ursus swears*

Wei Yanwu: *Longmen swears*

Ark is a new-era MMORPG that boasted 80 million concurrent players worldwide at its peak. The game's setting, Terra, is not Holy Terra, but simply Terra, thirty times the size of Earth, a vast land plagued by natural disasters. Player Xia Yuan accidentally travels back to before the game's launch, only his identity changes from player to NPC. He possesses all the functions of an NPC; in the eyes of other players, he is a mysterious merchant, a mentor of dreams, and the man female players can only dream of having. He is Terra's spiritual mentor, a fake priest, a dreamer, a thinker, a reformer, a philanthropist, a lone wolf, a seeker of truth, an explorer, a pioneer... "Let players enjoy the game while fleecing them." Jeston said, "I dare to take two or three punches from Saria, but I dare not take one punch from Xia Yuan. Even if God commands me, I will go to war with God." Arturo said, "Xia Yuan's desire makes me want to perform in front of him for three days and three nights." Patriot said, "Your ideal is also reality." American five-star operator MacArthur once commented, "He only needs to make a slight move to dominate the entire Terra Daily News' trending topics. When I saw Xia Yuan on the battlefield, I knew it was too late to retreat."

[Invincible] + [Multiple Heroines]

Roy, having traveled to the continent of Terra, discovers he's the only remaining test subject from the former Cradle of Humanity Project.

The Demon King's crown appears between his horns. Having struck a deal with successive Demon Kings, he resolves to end Kazdel's civil war.

Under his spell, Originium disease is no longer a terminal illness, and with the anti-Originium device, natural disasters are no longer a threat to civilization. Kazdel ushers in its own era of two kings.

Roy: Strength is the foundation of national security, and technology is the path to national development.

On Terra, the remains of a former civilization are activated by the Doctor's operation to review the progress of various projects. Oldham, a next-generation android codenamed AMa-09, awakens from a long hibernation.

However, his father was asleep, his mother was missing, and his sister Kal'tsit was nowhere to be found wandering in this unfamiliar land.

But Oldham, a man-made man with his own ideas, decided to take advantage of his father's sleep to share his worries. He would check on the progress of various plans and revise those that weren't going smoothly. His purpose was to ensure the better survival of humanity, and now was the time to fulfill that duty!

Terra's darkest era officially began the moment he woke up.

False succubi only want to drain you dry, real succubi, let's unite! Emperor: My Great Yan needs a prince like you! Theresa: The regent of the Sarkaz has been decided to be you. Vina: No, Sir Chen is the regent of Victoria! Chen Huijie: Sir Chen? Me? Chen Huijie: It's me! The reborn Chen Huijie began to prepare to speed through his past sufferings, but found that the world was a little wrong, and... what's the matter with this favorability system? Texas, Muirseth, Skadi, Amiya, Platinum, Mudrock, Nian, W... Huh? When did I max out their favorability? Wait, don't come over here! Chen Huijie, why are you here too! This book is also known as: "Fight! Cool!", "Adults Want It All", "I told you to have no women in your heart, but I didn't tell you to have no women around you", "How to run away when you are in the basement"

Maria, having escaped from the endless night of hunting, has experienced countless battles.

After realizing that her lost umbilical cord would bring danger to the world, she accepted the power of the system without hesitation, ready to reclaim it.

But... when she was reclaiming the power, something strange seemed to happen...

Silly dog: "Hey hehe~ Maria~ Maria~"

Ghost Shark: "Do you still like dancing? I recently learned a great dance, and I want to dance with you alone..."

Skadi: "Maria... I can't sleep, can I sleep with you?"

Gloria: "Earthling, you make me irritable."

Maria: "At least I won't be like you, lying down and crying when I have no energy."