The title promises taboo, laced with self-awareness. It knows you clicked for the "anehame." It intends to keep you there for the "hatsukoi."
The core hook of the series is its convoluted character relationships. The protagonist, Haruto, discovers that the girl he believed to be his older sister is actually his niece, and his first love—a woman from his past life—is reincarnated as his biological daughter. This "nested" complexity serves two purposes: it creates immediate comedic tension and sets a high-stakes emotional foundation. It challenges the reader to look past traditional labels of "sister" or "daughter" to see the soul of the individual beneath. Anehame Ore no Hatsukoi ga Jisshi na Wake ga Na...