HBAD-505 — Sister Ntr: My Beloved Boyfriend Was Taken By My Sister

Asamiko is attending university in Tokyo, she lives with her older sister Kanna in the city. Kanna is also good friends with Asamiko's boyfriend Takashi, and seems to be watching over the two of them, but she is secretly plotting against Takashi. She sets up a trap for Takashi and starts calling him out to satisfy her sexual needs, but Takashi can no longer bear the guilt he feels towards Asamiko...