【SIKOSIKO NETWORK】A handsome older brother and a beautiful younger sister’s pure emotions – the trigger was pudding

When his brother, Yosuke Aizawa, returned to his classroom, his classmates were looking out the window at the first-year girls gathered on the field for gym class.
He spots a female student and gets excited. It was his sister, Kasumi Aizawa. Yosuke got an erection.

All 47 pages!
It’s a gag taste!