Nursing student Millicent (Millie) Swartz catches a weretiger cub who steals her steak dinner and finds out the cub belongs to her new hot and sexy neighbor Kieran. She instantly falls in love with the cub who seems to be malnourished and neglected. The cub even calls her, "Mama." When the cub's father comes looking for him, Millie gives him an earful piece of her mind.

Weretiger Kieran Dunaidh makes his living as a muscleman for a mob boss who rules Grand Junction's underworld. He comes from an old shifter clan and was supposes to inherit the title Alpha. However, his stepmother schemes a plan that makes him disowned from his father. One day, he receives news that his sister passed away and she wants Kieran to look after her toddler cub, Fionn. Kieran knows nothing about raising a child, and he'd have been lost if it wasn't for Millie's help.

Soon, Kieran realizes that the quiet and peaceful family life with Fionn and Millie is all he ever wants. But then the trouble in his old clan drags him into a bloody civil war. Kieran must fight to save his beloved nephew and Millie-the woman he loves. Hell hath no furry like a pissed off lone tiger.