[One woman, two men + wolfish younger brother + domineering CEO older brother + innocent, pure heroine + love triangle + older woman-younger man romance + childhood friends + size difference + obsessive, forceful love]
Su Mi takes home a younger boy, Jiang Yu, from the orphanage. They depend on each other, and she treats him like her little brother, but he develops feelings for her that he should never have.
Twenty years later, Pei Yuheng, the older brother who was adopted away back then, makes a powerful return as president of the Pei Group. He falls for Su Mi at first sight and becomes determined to keep her by his side.
On one side is the gentle younger brother who protects her. The sweet puppy turns into a wolf, carefully luring her into his trap, step by step.
On the other is an obsessive CEO who rules the city, taking her by force and determined to make her his.
Two men go mad for her in an intensely agonizing love triangle. Who will win her heart in the end?