Kotoha

The only heroine in the original story that is set in a place other than high school. She is a girl with braids, and she is the owner of huge breasts (the author says, G cup or more) who competes for 1 or 2 in the work, and has a constitution that can also produce breast milk. Tomoe, who colluded with the round glasses who had dismissed his father's company, invaded his house, tied his hands and mouth with restraints, sucked his left chest with raw milk, and picked both nipples. She is humiliated by lesbian acts such as being humiliated, and is repeatedly humiliated by having sex with her younger brother Ryo.