As a time traveler from the Harry Potter universe, Vilan Costa always considered himself lucky. This was because in the timeline he traveled to, the infamous Voldemort had just reached the pinnacle of his power when he was assassinated by an unknown powerful wizard. He and Harry enrolled at Hogwarts at the same time, studying together in Gryffindor House. Harry lacked the lightning-shaped scar and the reputation of a savior, but he had both parents and a happy family. Vilan spent his first three years at Hogwarts uneventfully, until the summer vacation of his third year, when everything changed. His right eye developed a problem. After several days of unsuccessful treatment, it gained a unique ability—in short, it could accurately detect tiny marks on objects...

【Lonely Rock】+【GBC】+【Mygo】……

Gravity vortex, band, easy daily life, distortion, love.

Qian Yu came to a music world where he was unfamiliar with the place and started a new life in Tokyo of this world. Relying on his talent, he inexplicably got acquainted with a group of girls in a band.

The thorny child Jing Qinrencai and the gravity penguin girl Gao Songdeng; the drunkard Besluo Rupa, the scumbag Besliang beggar; the vain Saint Aine, the archangel Hongxia of Shimokitazawa; the divorced rich lady Su Shi, the lying entertainer mom 486; the adorable Xiaozhi, the silly Xiaomu...

The girls in the band are so friendly, and the relaxed and comfortable band atmosphere is something you can't find anywhere else.

However, in the dark house, the first friend he met, Hachiman Kailing, looked at him coldly, enjoying his embarrassment: If you like playing in a band so much, then play with me for the rest of your life. Don't hate me, you asked for it.

There was a knock on the door. Hailing opened the door and saw that it was the blue-haired bassist.

Qian Yu: You are here to save me, right?

Liang: I got to base first, you have to pay to play.

Qian Yu fell into deep thought.