Villain is complete unknown, cold-caller is a donk station. I think this was my first hand at the table.

These spots tilt me. fold or shove?

$0.50/$1 No Limit Holdem
5 players
Converted at weaktight | fold when you know you're beat (BETA)

Stacks:
UTG ($48.90)
CO ($53.95)
BTN ($156.20)
SB ($91.10)
Hero ($100.00)

Pre-flop: ($1.5, 5 players) Hero is BB
2 folds, BTN calls $1, SB calls $0.50, Hero bets $4.50, BTN calls $4.50, SB bets $30, ?????????????

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