Synopsis：Cheng Jiasui goes to Hong Kong to handle a difficult public relations crisis for a client, only to unexpectedly run into her ex-boyfriend, Zhou Ziche. He is a leading figure in the industry and was once her mentor in the workplace. Former lovers have now become rivals. He carefully plans every move, while she skillfully counters each one. As they compete in the workplace, old feelings begin to reignite. After five years apart, will these two rational souls fall in love all over again?