Nancy Millard is ready for her first day as a Cubs marketing intern, determined to prove she belongs in the big leagues. Mark Pendleton is a summer groundskeeper who knows Wrigley Field like the back of his hand-and has no idea how much his life is about to change. Between pranks, unexpected viral moments, and stolen glances under the stadium lights, sparks fly in the most unlikely of places. From Opening Day to the final home game, will these two find love amidst the cheers, chaos, and charm of Chicago baseball?