This is an anime-exclusive project that revitalized interest in its franchise through raw style and emotional weight. Chainsaw Man
While your query mentions "Unbalance," it is likely a mix of two different works: Sibling Secret (2002) The erotica anthology described above. Kujibiki Unbalance (2004/2006) This is an anime-exclusive project that revitalized interest
Kyoko Hori is a popular, smart high school girl, while Izumi Miyamura is a gloomy, quiet boy. Outside of school, Hori is a hardworking homebody, and Miyamura is a heavily pierced, tattooed gentle soul. When they accidentally discover each other's hidden personas, they form a deep bond. smart high school girl