One day, my twin brother came to visit me, a web novel writer stuck in my room. “Just go on a variety show in my place.” I was to go on a show in my terminally ill brother’s place and just follow the script. But that was just the beginning. I thought it would end after just one variety show, but I went from cameos to minor roles, then supporting roles, and finally to lead roles. … … Wait a minute. You said it was just once!