The launch date of the Starry Sky Railway. Lin Yu, a homebody, was transported into the game world while playing. "Little March! I didn't mean to touch you! I was afraid you'd get attacked by the Doomsday Beast!" "Star... I didn't mean to either, can you get off me?" "Lin Yu... what are you going to do to my doll?" Black Tower looked at Lin Yu with anger and embarrassment. "Lin Yu... this is my phone number. After you get on the train... call me anytime." Aista apologized... "To complete the mission and get Starry Sky Coins... I had no choice but to do this!"

Embark on a journey of mystery to the world of Type-Moon! The Root, the Wizards, the Throne of Heroes, the Garden of Avalon, countless parallel worlds, and those dazzling beauties! Whether it's the furnace (Sakura Matou), the pump (Rin Tohsaka), the oven (Emerald), or the nail gun (Chiel), even the legendary vise, we'll conquer it all! Type-Moon Heavy Industries, you deserve it!

Linde travels through the world of anime. Curafia is his adopted sister, Rias is his childhood sweetheart, and even after awakening his system, he can recruit his own demonic followers. From then on... the demonic contracts begin to spread across the universe. ... Curafia: Linde, I'm no longer content with just being a adopted sister. Rias: Linde is my only fiancé. Miyano Shiho: Master, can you replenish my demonic power? Esdeath: Master, please make me stronger. Nakiri Erina: My divine tongue is the best. ... Unknowingly, Linde has transformed the universe into his own pasture.

Qiubai has traveled to a world where inner and outer worlds merge. Growing up, he's surrounded by characters he's "familiar" with. There's Akizuki Airi, Akizuki Marina, Shiina Chizuru, Mashiro Chisato, Hoshizuki Kaede, Hoshizuki Suzu, Nanao Akane... and his two younger sisters, Mikan Yuuki and Kasugano Sora, who live with him. Mikan is young, but capable, mature, and energetic, taking care of the housework daily, making her a worry-free existence. Sora is slightly older, but aloof and tsundere, with a slightly frail constitution. She stays at home every day, a worrying prospect. When Qiubai turns 18, the system officially activates! Kuze Akibai: What? Just coming of age, I have to become a male succubus in the inner and outer worlds? And I even have the ability to stop time!

Gu Yun transformed into a succubus and obtained a diary plug-in. As long as he wrote a diary every day, he would get rewards.

As an old bookworm, Gu Yun is familiar with the routines, and the contents of his diary will definitely be seen by others!

"That's easy, just make it up." In order to get the reward, Gu Yun started to fabricate a diary and never looked back.

As a result, the style of female celebrities suddenly changed.

Reba: "Stop cheating on me, all you vixens, go away, my junior brother is mine!"

Yang Mi: "Whose feet are smelly? I'm giving you a taste...Are you afraid Reba will misunderstand? If you wear it, it won't count as a gift."

Liu Yifei: "Succubus seeds, 20 million each? This is just throwing chickens at the target and driving up the price of chicken racks!"

Zhao Liying: "Are you satisfied with the service of the Golden Eagle Goddess, brother? As long as we get the marriage certificate, we will have sex with her every day!"

Tang Yan, Bai Lu, Song Qian, Zhao Jinmai...those who have never been in love come one after another.

One day, the diary will be updated.

[I can make the girls I sleep with stay young forever!!]

That day, half of the entertainment industry was in an uproar, and the female star was broken.

It's another tearful day of mending demons. ...

Time Travel - Harry Potter - Zone Zero - Multiple Female Protagonists

The great wizard, whose name was recorded in the history of Harry Potter, traveled to the Zero World and settled in Six Cents Street.

He is a legendary rope maker and a top-notch hunter.

He is the King of the Bones, He is the Lord of Nothingness.

Weiser said he was just the manager of a small shop on Sixth Street...

Traveling to the world of Demon High School, Vitan Asmodeus met the legendary magic book Radix Astyr.

Embarking on a journey through the dimensional world!

In the world of the mechanical girl, mastered the seventy-two pillars of the devil, understood Sloth, and became the devil body Berial.

In the dark bullet world, judged the ignorant and selfish humans, understood Pride, and became the devil Lucifer.

In the world of the date, controlled the Kabbalah Tree of Life, understood lust, and became the devil Asmodeus.

In the sword dance of the elves, swallowed the world, understood gluttony, and became the devil Beelzebub...

In

the box garden, the great devil of the final trial of mankind, Vitan Asmodeus, looked at the many beautiful women in his community and couldn't help being silent!

Why do I have so many harems!

In a world inspired by comic books, an enigmatic traveler ventures through unexpected landscapes, encountering the intriguing Yotsuya Miko, who senses the impending end of the world. Meanwhile, Yukino's attempt to have her father call the police takes an embarrassing turn when she accidentally wets her panties. This incident leads to an invitation to join a mysterious "Doomsday Chat Group," signaling the beginning of the end.

As the story unfolds, Hayasaka Ai confronts a formidable demon, while Yinglili faces a terrifying evil spirit. Yukinoshita Yukino becomes entangled in a perilous doomsday game, adding depth to the group's challenges. The group welcomes a new member, March 7, a determined girl resolved to save the world from its impending doom.

Each member of the Doomsday Chat Group brings unique abilities and complexities to the table. Able Angel invokes divine power with cries of "Ah Pulu Sect! God willing! Barrage! Overload mode!" Silver Wolf seeks refuge in gaming, questioning any hidden motives. Nami pleads for help, desperate to survive, while Makima grapples with her identity and the enigmatic Wei Ming, who questions the group's solidarity. Tushan Yaya's fiery outburst adds tension, revealing underlying conflicts.

This Doomsday Chat Group is not just a random assembly; it's a bond that will alter their destinies. Filled with action, drama, and mystery, their journey is a thrilling adventure of unexpected twists and intense confrontations. Will they succeed in saving the world, or will the apocalypse mark the end of everything?

Lin Yuan traveled through the world of Zongman, awakened the system, plundered the entries, and became a hybrid of a hero and a demon.

Many years later, he awakened the demon bloodline, was driven out of the hero village, and wandered to the town of Kouou, where there are many talented people.

At the beginning, he killed Issei Hyoudou, plundered the gauntlet of the Red Dragon Emperor, took in a capable sister, and obtained the master-servant contract magic.

He opened the gate of the world and shuttled through the worlds.

Renalei: "Everything of the master is everything of mine~"

Naruse Mio: "Perverted brother, kill you a hundred times!"

Yotsuya Miko: "Can you really resist the cursed spirits if you eat this?"

Eriri: "Why is my mother here too!"