"Gibo no Toiki" (義母の吐息), also known as "Stepmother's Sin," is a two-episode OVA series produced by Digital Works, with the second episode released on December 8, 2001. The narrative delves into the complex relationship between a young man and his stepmother, exploring themes of forbidden desire and familial tension. In Episode 2, the emotional and physical dynamics between the characters intensify, leading to a culmination of the underlying tensions presented in the series. The animation style reflects the early 2000s era, providing a visual representation that complements the intricate and mature themes of the storyline.