Kanna Takaoka
About
She and her mother move in with her grandpa. Her father is deceased. She is a student at the story's start.
At the start of the second volume, she is believed to be dead. Her death is faked though. She's alive and being used as a sex slave in secret. She is freed by the end of the story.
At the end of the story, she and Daichi have a daughter together.