Absolute Great Teacher - Chapter 90: Generous Rewards

[No fixed CP + wear books + brain hole cool text + women disguised as men + group pet]

Gu Lan crossed over and became the cannon fodder of the original book disguised as a man, counterattacked the protagonist of the original book who slapped her face, and lived in a dormitory full of sickly beauties.

Until one day, she discovered that her roommates were villains from other horror novels. After discovering the secret, Gu Lan thought she would be killed, but her roommates all looked at her strangely… Contrasted with cute Zhengtai, sickly and beautiful boy, split personality school girl, cold and stern school bully, romantic and noble son who plays Shura every day field.

- Description from novelbuddy

When fifteen-year-old Ren Ryūhara's brother falls into a coma after a brutal knife attack, Ren transfers into Sakura High as a first year student to uncover the truth.There, he discovers that his older brother founded the school's most notorious gang!. Ren is this levethrust into a world of territory wars, honor codes, and brutal street fights.The charismatic but enigmatic Fujimoto Hasegawa now leads Sakuratei, and he reveals that Crimson Dragons are responsible for Kaito's condition. War is brewing, and Ren must choose either he walks away from his brother's legacy, or dives into the violence that destroyed Kaito's life.But Ren is hiding a terrifying secret. He is experiencing visions.. terrible visions, flashes of violence, blood, and a future that hasn't happened yet. With his new deadly ability to leap through time he could save or destroy everything.What would you sacrifice to save someone you love? And what if saving them meant losing yourself?

To correct the mistakes of his past, a young man is forced to narrow the space between science and witchcraft, as he ventures on a quest to save his world from complete destruction.