XY
Completed
Ch. 1-4 + Extra: Nagisa and Takaya are cousins, both brought up by Takaya's mother since the death of Nagisa's mother. While Takaya is boy with a bright personality, Nagisa feels himself sullied, because his stepmother rapes him on a regular basis.
An extra of this story can be found in Yoiko no Sumu Machi.
