Who Stole My Water?

[Full text is complete, welcome to try and collect] Fluffy, an owl who loves to drink water, got a water cup, which he used to fill with water. The strange thing is that every time Maomao wakes up, there is only a little water left in the water glass. This made Mao Mao very angry. Who was the bad guy who stole his water? Intention: What you hear is false