‘I’m not going to give up until I audition for the 500th time!’ However, when he was rejected at his 500th audition and decided to quit his 15-year career as an unknown actor, he said, “I want to pull you off. It’s what you need.” Woo-jin accidentally receives a diary as a gift from a mysterious old woman and is transported back 10 years. In addition, Woojin, who was sincere but terribly unlucky, had the perfect opportunity! “Those who are prepared seize the opportunity.”