The Security Guard and the Captain's Thrilling Struggle

A company manager, Ji Mingya, is framed and becomes mentally impaired. His fellow villager takes him to the city to work as a security guard to exploit him. Due to his honesty and loyalty, he gains the favor of a female homeowner. During a date, they fall off a cliff and he accidentally becomes the savior of another planet. From then on, the security guard works, accumulates wealth, and wins women's hearts.