岸村 深乃里

Minori is the little sister of Michio ( the protagonist ). She is shy and is very lovely with her older brother. She wakes him gently every morning and prepares his breakfast.
She is one of the few people Michio really loves.

She is Michio's first "actress", recording her while he masturbates her. She becomes fearful after this event but deep inside her, she still loves her brother and she quickly begins to be obedient and cooperative.

Although being his little sister, she always knew that something was wrong with the feelings she felt for her big brother, without really knowing who it was. When her brother masturbates her, she is excited that it is him who does that to her and does not understand why she is excited by her brother.
She later understands that she wants him physically and that her love for him is stronger than fraternal. She decides to offer herself to him ...