chenyukai's fucker basics plus V0.25

Story: Oh no, your friend has lost 15 notebooks at Chen Yukai's school! You need to retrieve them, but the school is fraught with peril... Can you get them now? Hint: This is not a test. Instructions: WASD to move up and down; Q to interact (with the water dispenser); E to use the items at hand; R to toggle running; F to activate cheats; click to calibrate Gsoda.