System binding... Brother beats younger brother
[Male protagonists: Li Mofei (third grade in elementary school, bad at studies + good at sports: sports committee member), Li Mochen (big class in kindergarten, bad at studies + bad at sports), both are naughty and mischievous. They both have mobile phones. The younger brother loves and likes the older brother. Their parents work in the city. They are in the county. After completing the task once, they will be rewarded with 1,000 yuan, which will be recorded in "WeChat change"]
Mainly funny
