Retired special forces soldier Qin Tuo, at thirty years old and after repeated failures in matchmaking, runs into Jiang Tian, a young woman forced by her stepmother into a marriage, at a coffee shop. To protect her nephew Xingxing, Jiang Tian anxiously turns to him for help and boldly proposes a flash marriage. A single marriage certificate binds together two people with drastically different circumstances. The cold-exterior, warm-interior tough guy meets the soft yet resilient little illustrator. Without scheming, there is only sincerity and protection. Qin Tuo uses his broad shoulders to shield the aunt and nephew from the wind and rain, and the family heals each other in the ordinary days of fireworks, slowly falling in love and heading hand in hand toward a warm, secure, and happy life.