villain is 16/16/0 over 19 hands, unknown. His pathetic tiny donkbet followed by a shove really smelt like " weak means strong and strong means weak " poker tells? Insta call or fold in these 100BB situations?

PokerStars No-Limit Hold'em, $1.00 BB (9 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($126.50)
SB ($99)
BB ($93.50)
UTG ($119.30)
UTG+1 ($111.05)
MP1 ($193.55)
MP2 ($127.60)
MP3 ($100)
CO ($102.80)

Preflop: Hero is Button with K, K.
1 fold, UTG+1 calls $1, MP1 calls $1, 2 folds, CO calls $1, Hero raises to $7, SB calls $6.50, 1 fold, UTG+1 calls $6, MP1 folds, CO folds.

Flop: ($24) 3, 8, 4 (3 players)
SB bets $2, UTG+1 folds, Hero raises to $18, SB raises to $92, Hero ??