Zhao Yan was accidentally bound to the system Qiqi. From then on, either the male protagonist was jealous or he tried his best to make her jealous.
"Yanyan, that woman took advantage of me"
"Well..."
"Yanyan, that man just looked at you for three seconds."
"... Then, beat him?"
All in all, it is a story about male and female protagonists doting on each other, and the male protagonist is extremely possessive.
Concept: The male and female protagonists experience countless worlds together and protect each other