Jian Wang San, a short story with one chapter and one CP. The main part is sadism and the supplement is sweetness. There is HE and BE. Please note that the CP is slightly cold.
[Cehua] Injury among flowers
TaojianWen Shui Jue
[Ba Xiu] Yun Shang Pain
Poison TangTianluohen
[Cehua] Li Jie Jie