I'm Shocked That This Delivery Boy Knows Everything

Time Travel + System + Invincibility Liu Feng travels to a delivery boy with the same name and surname in a parallel world! And get the perfect delivery boy system! In order to get five-star reviews from customers, Liu Feng transformed into an all-purpose delivery boy! He can beat the king when playing games, and he is as good as a master when playing the piano! Clients don't make money as anchors? Liu Feng directly swiped tens of millions with his backhand! Do customers dislike takeout? Liu Feng instantly transformed into a chef! Is the customer's family member terminally ill? Liu Feng snapped a few needles and brought him back to life!