OBA-123 Father's business trip spending one night and two days with stepmother Kafuku Kaoru

Kazuko married Takashi, a man she met at the restaurant where she worked. Takashi was divorced with one son, Kenta, making Kazuko a mother for the first time despite it being her first marriage. However, Kazuko was at her wits' end about how to deal with Kenta, who was already quite old. One day... Takashi had to go on an overnight business trip and leave the house. Seizing this opportunity, Kazuko decided to confront Kenta with a certain question she had been harboring...