- Female protagonist: Su Qingyuan, who was originally a senior taskmaster of the Interstellar Space-Time Management Bureau. She lost her memory due to an energy storm. After binding the system "Star Network", she restarted the task. She has a calm and transparent personality, strong empathy, and is good at accurately capturing key information in different worlds. She has high strength and resourcefulness.
- Male protagonist: Gu Yanci, a time and space wanderer with a mysterious identity, whose true strength is unfathomable. He will appear next to Su Qingyuan every time with an identity that fits the current world background. In the early stage, it seems that they met by chance, but in fact, he traveled across time and space to find and protect her. His personality is cold on the outside and hot on the inside, and he has an obsession with Su Qingyuan that is engraved in his soul.
