乳Typeしすたぁず　-おねだりおっぱい-

Shinji lived the life of an ordinary college student until he woke up one morning and met a horny catgirl sleeping next to him. Shinji teaches Yuria all about human life and culture, at least how humans have sex. Meanwhile the mother ship sends down her sister Alissa to do invading of her own.

[From ANN]