SomnoChapter 1: Seme got touchy w Uke while Uke was sleeping. Seme jerked off w Uke(still sleeping). Both came and wiped both of them up before Uke woke up.
Chapter 2: Seme continues to do sexual things to Uke while he is sleeping. Until one day, Uke wakes up while Seme was giving a blow job to him.
Chapter 4: Seme tries to wake Uke up for school. Uke doesn't wake up. Seme has smex w Uke while is still sleeping.
(Anddd....ummmm....they're twins btw...)
Aniki no Ichiban Oishii Tokoro