Nick Jonas‘ upcoming Last Year Was Complicated unquestionably chronicles the relationship and eventual breakup with his ex, former Miss U.S.A. Olivia Culpo — ever-so-obvious in his new music video. “Chainshaw” portrays a split with on-screen girlfriend played by model Sara Sampaio, and while there are no power tools present, the singer lets his love-gone-bad go ablaze. According to the singer, the track is one of his most personal ever. Watch the Luke Monaghan-directed depiction above.