C476 There Is also a Purpose

The cellar was filled with the slightly dry smell of water, but there was no smell of stench or urine at all!

I called Sister Ang over, took the two liters worth of empty water bottles, and said to her: "There are two such empty bottles in the cellar, it must have been Qi Yu who drank all of them, right?"

She nodded and let me go on, curious, and I told her, "Two bottles of water is four liters