The extra-legal organization “JSDE,” which houses only death row inmates convicted of serial murder. Unfolding within its walls is a survival-of-the-fittest battle to the death: killer versus killer!! Stepping onto this hellish stage is the delicate beauty and executioner who kills only criminals, “Risa Suo.” What is the reason she continues her killing spree at JSDE……!? (Source: Nihon Bungeisha, translated)

A spin-off of *Sakigake!! Otokojuku* focusing on Akashi Gouji.

The uninhabited island of ‘Hidden Peak Island’, rendered desolate by a volcanic eruption. A group arrives to survey this long-abandoned island, seeking to exploit it for business ventures. An ethnology research lab, a resort company, a video content creator— What awaited these pioneers seeking the untouched peak was a ‘monster’ more terrifying than hell itself... No escape, no way to call for help. Can they truly escape this isolated island where only death awaits? (Source: Nihon Bungeisha, translated)