Enter firefighter Scott Ritchie, the smug new gym patron who routinely steals her favorite squat rack. Sparks fly as these ultra-competitive foes battle for gym domination. But after a series of escalating jabs, the last thing they expect is to run into each other at their grandparents' engagement party.

In the lead up to their grandparents' wedding, Crystal discovers there's a soft heart under Scott's muscled exterior. Bonding over family, fitness, and cheesy pick-up lines, they just might have found her swolemate. But when a photo of them goes viral, savage internet trolls put their budding relationship to the ultimate test of strength.