Boss Media has come on board “Wake Cycle,” snapping up Christian Cantamessa and Chris Pasetto’s postapocalyptic sci-fi spec.A partnership between Frank Mancuso Jr. and Eric Gores, Boss will fund production and begin casting immediately. Cantamessa, lead designer and co-writer of the vidgame “Red Dead Redemption,” will direct with Mancuso and Gores exec producing. Pic takes place in an underground hyperbaric facility, where the world’s greatest scientists are placed after a nuclear fallout. “Wake Cycle” refers to the available air every six months that allows two custodial workers to maintain the facility — but when one of their sleep tanks is damaged, they engage in a life-and-death struggle. Cantamessa has been working as a designer in the gaming industry since 1996 and has written and designed numerous games for Rockstar, including “Manhunt,” “Manhunt 2″ and “Grand Theft Auto: San Andreas.” Cantamessa and Pasetto co-wrote the indie film “How I Survived the Zombie Apocalypse.” Jennifer Nieves is overseeing “Wake Cycle” for Boss. She’s also looking after “Olivia Twisted,” which Boss acquired last month to produce with Michael De Luca Prods.; the ultramodern take on the Dickens tale stars “Twilight” star Ashley Greene, as Variety first reported Sept. 13. Cantamessa and Pasetto are represented by CAA and by Adam Marshall and Brooklyn Weaver of Energy Entertainment. Boss Media, repped by Paradigm, produced and financed rom-com “Ten Year.” which premiered at this year’s Toronto Intl. Film Festival.