Grace, a dedicated village doctor, paid for her fiancé Rex's medical degree, only to be heartlessly betrayed the moment he achieved success. After cutting him off with a cold resolve, she accidentally saves Landon, a charming and mysterious man being pursued by enemies. He was instantly captivated and proposed marriage, hiding his true identity as the city's most ruthless gangster king. Landon struggles to keep his 'soft puppy' act from falling apart as his obsession for Grace grows. As Grace falls for him and eventually discovers the dark truth, a new threat emerges: Rex's new wife, who will stop at nothing to ruin her. But this time, Grace has the king of the underworld protecting her. A sweet and intense period romance. Happy ending follows.