go off with
US /ɡoʊ ɔf wɪθ/
UK /ɡoʊ ɔf wɪθ/

1.
odejść z, uciec z
to leave with someone, especially secretly or suddenly
:
•
She decided to go off with her new boyfriend.
Zdecydowała się odejść z nowym chłopakiem.
•
He just went off with all the money.
Po prostu uciekł z wszystkimi pieniędzmi.