She was living a happy life with her mother and stepfather, but her mother suddenly passed away. It's painful, but she thought it would be okay because she has her beloved stepfather now... In fact, her stepfather had been after her for a long time, and he attacked her in the night, and even raped her and came inside her despite her futile resistance! This father is the height of cruelty! After that, he continued to pursue Rikka, who had nowhere to run in the house, and kept inseminated her until she was pregnant! Watching her teary-eyed and unwillingly being raped by his father made him get him hard! He penetrated her vagina with his cock and his seed, and promoted his beloved daughter to his wife...!