Someone has broken into Hou Jue's house. In the face of inexplicable death threats, Hou Zhirong who worries for his son's safety decides to hire security. While delivering some documents, Wu Shiyi accidentally saves Hou Zhirong and gets handpicked by him to become Hou Jue's personal bodyguard. Hou Jue is immediately resistant to the idea of a female bodyguard intruding into his life. He makes things difficult for Wu Shiyi on purpose, yet she is not the type to easily back down. Over time, their relationship takes a turn for the better. Hou Jue's father becoming more controlling leads Hou Jue to finally leave and stand on his own. Now penniless, Hou Jue sinks into depression at the drastic change in his lifestyle. Yet to find the right person in a vast crowd is a fortune of three lifetimes.

After Japan announced its unconditional surrender in 1945, news spread that a batch of Japanese arms had been hidden in Longcheng. The Communist Party, the Kuomintang, and local warlords launched a desperate struggle for this. Gao Fei was ordered to go to Longcheng to search for clues for his dead brother. He led Jin Xiaoban, He Min and others, with the help of the Communist Party, together with Shen Bing sent by the Kuomintang, Lu Dingjun, a local warlord who dominated one side, and the Japanese squad who were unwilling to surrender.

Ye Yuanan is the daughter of the Assistant Minister of Revenue during the Tang Dynasty. Somewhat of an amateur sleuth, Yuanan loves solving mysteries and is constantly in competition with Zhao Lanzhi, a police officer who is trying to do his job. Yuanan has the assistance of Mu Le, a young man she took in as a family servant after saving him from danger. But what will Yuanan do when she discovers Mu Le’s true identity?

As soon as Zhu Yun started college life, the world was completely turned upside down by the intrusion of "bad boy" Li Xun. He was regarded by Zhu Yun as a rich, ignorant and incompetent son, but his real identity was actually a special admissions student who was admitted by the school, and a rare programming genius. After several confrontations, the two have some appreciation for each other. The senior Fang Zhijing made things difficult for Zhu Yun many times, Li Xun took action to protect Zhu Yun, and invited her to join the preparation team he set up to win a major programming competition on behalf of the school.