Utang ng nanay ko AITA?

Hello initially my mother made a promise sakin na sya nadaw sa nose job ko cause i was so insecure the dog bite ruined my nose i agreed then i have scholarship a year nakong nagpapaalala sakanya ngayon yung usapan dec-jan since yun lang free ko i was studying kaseeee a college student then what happened instead na sabi nya sya sagot lahat i tried to ambag ng 40k then balak ko pa mag ambag ng 30k but my shock is nawala na yung 40k na pinatago ko sakanya i was expecting it my world literally crumble as a college student malaki nayun since alar trim and tip plasty lang naman gagawin sakin since di nasira nose bone ko. I AM DEVASTED NOW SUPER I FEEL ALL MY HARD WORK IS GONE I AM CRYING NOW