The Monthly Comic Alive magazine previously revealed a new anime adaptation in the works with Tantei wa Mō, Shindeiru, aka The Detective Is Already Dead.
The light novel series from Nigoju and Umibozu began in 2019 and has four volumes out so far.
Plot Concept: The story focuses on Kimihiko Kimizuka, a third-year high school student and former assistant of a detective named Siesta.
The Look When You Don't Remember Last Night | The Detective Is Already Dead