Explosive expert Lu Yang let the drug dealer Kun Kang escape in an arrest operation. A year later, Kun Kang instigated a shocking bombing on the border. Lu Yang was on the verge of death, partnering with the technical leader Xiao Ling, the young explosive ordnance disposal hand Li Luo, the assault captain Ma Cheng and the enemy to compete in life and death! In the face of escalating bomb threats, they have always shouldered the responsibility and mission of armed police soldiers to protect their lives with their lives....

Lin Yu, who plans everything, and Chen An'an, a smart and quick-witted girl were deskmates in high school for a short time. After eight years of separation, they reunited and live under the same roof. Despite different personalities and dispute, they often comfort each other. However, what they don't know is that a wonderful fate called "Vivian" has already sprouted eight years ago and connected the hearts of these two. Because of "Vivian", they fell in love with each other. And eventually they will bid farewell to "Vivian" and be a better version of themselves....