Advice on whether to buy this 2012 tl

Hello,

I am new here. I need advise on if I should buy the following.
2012 Acura TL FWD
125000 KM driven
Interior 9.5/10
Exterior: very minor narrower than finger sized rust on rear wheel fender and by driver door

Timing belt done 3 months ago. Water pump NOT done since his mechanic said it was good at that time.
Listed Price was $12500 CAD. He said last he'll go is $12000.

This is the ad:
https://www.kijiji.ca/v-cars-trucks/...ationFlag=true

Please provide your expert opinions.

Thank you very much.