The stage is set for slaughter! In a skyscraper fortress, the vicious mercenary BOSKO delivers a deadly mystical artifact to AXEL BLACK. How can the evil tech billionaire be stopped? Easy! The rogue assassin VELVETEEN has devised a three-step plan. First, launch a full frontal assault alongside detectives McCORMICK & MILLER and monster hunter OWEN BLACKWOOD. Second, kill everyone she sees. And third have a blast doing it! ENDLESS NIGHT is Mad Caves miniseries event of Summer 2025, a genre-smashing collision of archetypal heroes by celebrated writer MARK LONDON (Battlecats, Hunt.Kill.Repeat.) and acclaimed artist TOM DERENICK (Justice League), set in the universe of dark conspiracies, hard-boiled mystery, and unnatural menace known as UNDERWORLD!