S-CUTE-if_012_03 — If My Girlfriend's Sister Came On To Me / Tsubasa

A man comes to help his girlfriend move. Her older sister Tsubasa also comes to help, and the three of them pack their belongings. As soon as she goes to take a shower, the man receives a naughty invitation from his older sister. She whispers sweet words to him, saying that she will keep it a secret.