コーヒーとチョコレートパフェ ～彼女とわたしのDog Daysもしくは初めての嗜虐と恭順～

Rika grew up in an overprotective environment, but now she enters university and starts to live alone. But when Eriko suggest her a surprising part-time concerning Eriko's younger brother Hicky, Rika accepts it.

[From vndbreview]