Tsuiraku JK to Haijin Kyoushi - Vol. 7 Ch. 44

[MangaDex]

 

[GlasswareGrass]

Wait... It was not a dream?
I'm so confusing.

 

[Acidarc]

Wait... It was not a dream?
I'm so confusing.

Not a dream at all! XD

 

[TimorousReina]

Nope definitely not a dream lol

 

[Kosnope]

Not a dream at all! XD

but the water level in the bottle is lower during the dream than afterwards when she looks at it. So unless they poured water inside, it was still just a dream, and JK is just blushing at the thought of Sensei having lewd dreams about her and the water mouth-to-mouth.