Single mom Ava takes her three-year-old Theo to a gala. When a wall collapses, lightning swaps Theo's soul into Julian Kingsley, a billionaire heir, leaving Julian trapped in a toddler's body. Now a three-year-old runs an empire and a grown man throws tantrums. They must hide the swap, dodge a scheming heiress, and build the family Ava never had.
