Charity shop clerk finds $42,000 inside donated clothes and is forced to make a choice

We all know the true value of money: after all, it's said that "money makes the world go round". But it's not every day that one comes across a huge stack of money that has been lost by someone. Pocketing it might be an opportunity to "get rich quick", but doing the right thing is also an option, of course: returning lost money is the ethically correct thing to do, of course. Facing a choice like this, we have a chance to display our true colors..