Hollyoaks star Jennifer Metcalfe has teased "anything can happen" as her character Mercedes McQueen finds her life in danger once again.In upcoming scenes set to air on E4 tonight (Wednesday, September 28), Mercedes has a showdown with her nemesis Silas blissett (Jeff Rowle).Evil Silas has returned to the soap with the aim of abducting Mercedes son Bobby Costello (Jayden Fox) but the McQueen family are ready to thwart the serial killer.READ MORE: Hollyoaks’ Jennifer Metcalfe left needing medical intervention after on-set injuryThe village villain challenges the McQueens to a game of chess, and the electrified board proves to be fatal.Jennifer has revealed that she was unsure if the storyline would work but quickly changed her mind.She explained: "The chessboard was electronic, and I didn’t know if they would be able to pull it off, but it really was amazing how they did it. "The McQueen family are forced to play the big game of chess, and if you stepped on the wrong space it could kill them as Silas is controlling it on his phone.