Tanigawa Sae

She is the child of her mouther's previous marriage. Her mother does not want her and she is not on good terms with her stepfather or her younger half sister.

At school, she is bullied and harassed and even the teachers do not take on her complaints. Just when she was about to jump off the roof of the school, she encountered the main character possessed by Anri. She is possessed by Anri before her attempt.

Whilst possessed she now does various pleasurable acts with the main character to release the stress she bottled up. She eventually gives up on the idea of suicide to be with the main character.