Water fetishes do exist… It’s a stranger one on the giant fetish list, but it does exist… Drinking water, wet clothes, being splashed, can lead to more dangerous things such and fantasies of wanting to be drowned or drowning someone…but usually doesn’t, mostly just a lot of focus on people being sexy while wet or in water.
Practice
Building up tolerance
To try how long she can, if she didn’t know before
Nothing ventured nothing gained lol maybe she thought she could do it this time