Li Xuanyi, the Fourth Imperial Prince who fought in the northern borderlands for ten years, concealed his identity and transformed into the down-and-out wounded man Li Si, rescued by the tavern proprietress Xu Wanning. To save him, she mortgaged her tavern and bore heavy debts, yet he was sentenced to execution over a murder case. At the moment of life and death, the two made a wager: if he returned alive, she would marry him. His imperial identity was unexpectedly revealed, and the desperate situation welcomed a turning point. Having seen through the coldness of the world, he finally gained a home he wished to return to; she, who poured out everything, would she be able to wait for the lifetime companionship of the one she loved?