During winter break, Hinako was secretly staying at her boyfriend Seichirou's uncle's house. This area was known for its perverted tradition where the entire family would 'sample' their son's lovers or future wives. Old man Gennai and Seichirou's uncles and cousins took notice of Hinako's cuteness and voluptuous breasts, leading them to manipulate her in various situations. As she was thoroughly teased about her small breasts, Hinako blossomed into a masochist and eagerly desired sexual encounters...
