Something is wrong with Miss Yukinoshita

Tag: Harem, I Chunwu, Passerby heroine, Love
Summary:
Before meeting a transfer student, Yukinoshita Yukino never imagined that "everyday" would be a luxury.
She will indulge in the freedom beyond the laws and rules, indulge in the boy who is like a black cat, and the black cat in the boy's arms.
She will listen to the boy's story and heartbeat, and her heartbeat will slowly move forward.
--but.
"Why, is there someone else on the bed in your bedroom?"