The 1st story is 5 chapters. The other story is just 1 chapter.
Tenya and Yamato were raised as twin brothers, but then they found out the truth. Ever since then, the younger of the two - Yamato - started skipping class and hanging out with the delinquents at school. Tenya takes it upon himself to fix Yamato and make sure he ends up on the right track again, but it's proving to be difficult… what will happen next?!?
You’re a Cute Slave of Love