who is the top?

it's obviously the younger guy :'> they did have a talk mentioned that

Nooooo it’s definitely the uncle wth

whut :'>> I'm not kidding :'> they said it here :'>
http://www.mangago.zone/read-manga/here_u_are/uu/mpn_chapter-2239714/pg-29/
http://www.mangago.zone/read-manga/here_u_are/uu/mpn_chapter-2239714/pg-30/
red head wants to try being the bottom but uncle flat out said no :'>

highly doubt it cuz if I remember correctly, they've already slept with each other. I can't remember which chapter though