1-3) Gaten na Aitsu
The son of the owner of a construction firm is harassed by his seniors in school. His father's live-in worker happens to pass by while he was being assaulted... Story continues in act 4 found in volume 1 of (chapter 5).
4) P.B.B.
Shinobu and Junsuke are still living together even though Shinobu quit being a host. Something starts to change between their relationship... (this is the first act of P.B.B. and the story continues in chapter 1, volume 1 of ).