Impasse (1967)

Plot

Shingo and Ritsuko enjoy a blissful life with their newborn son, Takashi. However, Ritsuko's curiosity about Takashi's biological father, conceived through artificial insemination, begins to create tension in their seemingly perfect family. As she delves deeper into her doubts, the couple faces unexpected challenges that threaten their happiness. The search for identity and the complexities of parenthood take center stage, prompting both Shingo and Ritsuko to confront not only their relationship but also the very essence of family and love.