"Shinseki no Kotowo Tomari Dakar Hentaila" (corrected to Shinseki no Ko wa Tomari Dakara Hantai ) is a Japanese Adult Video title. It utilizes a linguistic pun to frame a taboo narrative about a relative staying over. While the title suggests a simple domestic scenario, it serves as a setup for non-consensual or coercive themes typical of the specific "Hantai" series produced by studios like Glory Quest.
Based on the phonetic translation provided, the phrase corresponds to the Japanese title:
The plot revolves around the protagonist's inability to resist the temptation presented by the situation. The "Dakara" (Therefore) in the title signifies the loss of impulse control. The story progresses through a series of escalating interactions, starting from accidental touching or voyeurism and moving toward explicit sexual acts, often focusing on the taboo nature of the relationship and the secrecy required to keep the act hidden from other family members in the house.