On a cold and rainy night, the house was in a mess, and the middle-aged man, Hua Jin, who was paralyzed with his legs, was making a phone call without leaving his hand. On such a rainy night, the beautiful Porta brought her 6-year-old daughter Betty to Joaquin's house and rented the house on the second floor. Joaquin has a wealth of engineering and technical experience. There are various related books on display in his home, as well as trophies on the cabinets. The basement is also full of various tools and parts, all of which show that he is a student of engineering equipment. Tyrant. And he can repair the disk with a stethoscope, which shows that his hearing is better than ordinary people.
One day, in the basement, Joaquin heard a conversation from the neighbor next door and discovered an amazing secret. It turned out that a group of robbers lived next door and they planned to dig a tunnel to the underground vault of the bank to steal money. As a result, Joaquin used his talent for engineering equipment to install a bug and monitor, but he accidentally discovered during the monitoring process that Bota, who lived in his house, was originally in the gang with the robber, and she was the girlfriend of the robber leader. This made Joaquin's situation suddenly become weird
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