After Time Travel, the Passers-By I Played Became the Protagonists

Yi Kongqing, a prospective graduate, died suddenly in the early morning of the day of her defense and was accidentally bound to the system. In order to survive, she could only go to various small worlds with bugs to play the role of a missing passerby to maintain the normal operation of the world. Just as I was acting, the direction of the story was not quite right, although I could complete the task every time. World 1: The drowned woman in period novels The first world can be skipped, it's not well written. World 2: Rich girls in campus literature