Okubyou Na Junjou
They grew up as step brothers but somewhere along the way his feelings changed... he doesn’t know what to do with them and avoids it by deciding to transferring to an isolated hospital - will the twins be able to stop him or....
Junjou Renbo
Gokujou Twins
Ch. 1&4. Due to a traumatic experience, Sara has become unable to smile. However one day a familiar pair of twins transfer to her class: one who caused the traumatic experience, and the other who was a complete bully. Ch. 2. Blank Ch. 3. Her new tutor is selfish and arrogant and bullies her for her grades all the time, but she can’t help falling in love.
Master of Gu
A demonic cultivator went 500yrs back to when he was young to relive his life and cultivate more evilly? (69)
Atsumare! Gakuen Tengoku