KTRA-403 Everyday life where a small devil sister seduces a virgin brother. Aira Ochi

Des：Aira is irresistibly in love with her older brother, who is a little quieter, and the more she thinks, ``There is a line that must never be crossed, the more excited she becomes. Aira uses all sorts of tricks to seduce her serious older brother with insane provocations and make him fall! The older brothers rationality gradually breaks down, and in the end he ends up doing what his little devil sister wants!