Transmigrated into the body of a prematurely deceased beloved child

At the behest of the main god, the system Zhao Zhao travels to various worlds as a transmigrator to complete missions. His life's journey begins, and legends unfold one after another. He is the exceptionally talented prince of the solemn divine realm, the beloved little prince of the lonely underworld, the seemingly innocent yet cunning immortal, the unique sword spirit, the assassin younger brother, the compassionate Buddhist older brother, the beloved but heart-wrenching student of F4 High School, the most delicate son of the vampire progenitor, and Xiao Yao, the darling of a popular boy band… In every world, Zhao Zhao grows up surrounded by love. They love Zhao Zhao and hope for his carefree, long, and healthy life, but as a short-lived mission taker, Zhao Zhao's death is inevitable.