Screen flickers after contact water. But the LCI isn't red
Screen flickers after contact water. But the LCI isn't red. Iphone XS
iPhone XS, iOS 13
Probably means the water that leaked round the screen seal has not got to the LCI yet.
The phone may be repairable with a screen replacement but the Apple Store will assess it. Don't mention the water or they will not even attempt to fix it.
https://support.apple.com/iphone/repair/service
Anything other than Screen or Battery may be a replacement phone and the price is in the article,