She Just Wants to Complete the Mission in White Moonlight

[No fixed CP+Tsundere system+White Moonlight] Bai Xingyue finally completed the college entrance examination and was admitted to her ideal university. Just as she was happily planning her vacation, she died unexpectedly while trying to save a little girl. After Bai Xingyue died, the Bai Yueguang System found her and said it could help her return to the world. The only requirement was that Bai Yueguang become the male protagonist of each small world. In order to survive, Bai Xingyue can only bind the system and complete the task...