A ruthless billionaire's quiet life in his grand manor is shattered when a cheeky little girl arrives on his doorstep, dragging her entire chaotic family behind her. Claiming to be his ultimate surprise, she refuses to leave. Furious but strangely captivated, the cold tycoon is forced to share his pristine estate with this uninvited found family. As hilarious clashes turn into tender moments, he discovers that this little girl holds the key to his forgotten past. In a heartwarming tale of love and secrets, the ultimate bossy baby might just tame the coldest heart in the city.