We Agreed to Have a Snowball Fight, but You Threw Cannonballs Backhand?

Lin Mo traveled to a parallel world and became an eight-year-old primary school student. After awakening the full-level Kid Brother system, he can obtain various rewards as long as he completes tasks. At the beginning of the snowball fight, he threw a "cannonball" with his backhand, instantly detonating the entire network! Netizens were shocked and shouted, "Awesome!" "It turns out that children really have a novice protection period." "I came to the human world to make up the numbers..." "They are all the flowers of the motherland, and I am the waste of the motherland!" ........