You're in trouble

Accidentally purchasing the wrong drink from a vending machine, Jasper gains so much artificial energy that he cannot sleep and is groggy the next day, but he continues secretly buying and drinking the beverage until he is exposed by an embarrassing incident. Jasper accidentally chooses the wrong drink from the vending machine. It is fizzy and syrupy and tastes so good, but Jasper knows it is Bad. Jasper can't stop himself from sneaking sips of the Bad drink and doing more Bad things. Book #4