capped with aces, fold on this kinda flop??

[billuhbong]

hey bisons converter isnt working right now so im gonna break it down this hand myself.
its 5/10 6 max on party
hero raises with aa, unknown calls, sb fold, bb 3 bets, hero caps.. 3 headed to the flop. (guy who 3 bet is retard) caller in between not really sure wtf hes doing.

** Dealing Flop ** [ Td, Kh, Qc ]
retard bets [$5].
hero raises [$10].
unknown raises [$15].
gotchamike calls [$10].
istikitin_U calls [$5].
-when unknown 3 bets do i lay it down right there or see the turn, should i have put him on aj, 2 pair, a set?
** Dealing Turn ** [ 3h ]
gotchamike checks.
istikitin_U checks.
unknown bets [$10].
retard calls [$10].
hero calls [$10].

** Dealing River ** [ 6s ]
retard checks.
hero checks.
unknown bets [$10].
retard calls [$10].
hero calls [$10].

overall i played this horrible and im looking for some advice and wut we could assume unknown has

[Yobz]

He could very well be overplaying AK or something, I might go for a flop cap or turn raise and see how he reacts...