After Sending My Son to Xiuxian Elementary School, I Became an Immortal

This is Blue Star, Daxia, where spiritual energy has been revived for hundreds of years. Song Hua was originally an ordinary street sanitation immortal worker in Daxia. Because he picked up a black plastic bag in the trash can and became immortal, he sent his son to the National Immortality Primary School to cultivate immortality. When Song Chen fainted due to serious study in Xiuxian Primary School, a mysterious transparent panel appeared in front of Song Hua...