"Don't say hateful things, I fell in love with you at first sight."
Rine, a girl who was creeped out by her parents because of her odd eyes.
Even in the red-light district, she was seen as creepy and no one to take her in appeared.

Rine doesn't know that she is loved, and she has a low self-esteem, and she treats Shorin with a cold attitude.

However, as she is treated kindly at Shorin's house, she gradually opens up and is moved by her unprecedented good treatment.
However, did Shorin buy her so that she could get a job similar to what she would do at a red-light district? And when you go to visit Shorin at night...?