Lin Mo, an ordinary young man, accidentally traveled to a special courtyard that connects all the worlds. With the "Space-Time Optimization System" in his hand, he not only had to rewrite those difficult feelings in the world of "Love in the Courtyard", but also traveled through the film and television worlds such as "Nirvana in Fire", "The Legend of Zhen Huan" and "Celebrating More Than Years" to fix plot bugs and save tragic characters. Finally, he found himself shouldering the important task of maintaining the balance of the multiverse.