Akui (2001)

Adapted from Keigo Higashino's novel of the same name (Englsih Title: Malice), the TV series explores the complex relationship between a famous novelist found dead and his best friend, under the investigation of Detective Saibara. Set in Osaka, it delves into themes of envy, deceit, and the dark side of human nature, as secrets unravel in a twist-filled plot.