When he reraised me I thought he had KK, AA or AK, what do you guys think?

PokerStars No-Limit Hold'em, $0.02 BB (9 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

SB ($3.90)
BB ($1.05)
UTG ($2.97)
UTG+1 ($3.06)
MP1 ($4.58)
MP2 ($4.05)
Hero ($7.31)
CO ($2.01)
Button ($5.35)

Preflop: Hero is MP3 with T, T.

Final Pot: $0.03

I can't get the handconverter to write the last that happend

But I raised to 12 cent and CO went all in, so now my question is, should I fold or call his all in? Are he doing this because he wants me to fold or because he wants to double up?