To build trust on someone takes time and sacrifice, you have someone that you trust so much because they know this,they end up disappointing you in a way that might be unforgivable because of money.
Money will always broke everyones dream to earn respect and trust , if you don't want your friendship to be ruined then never let money interfere to your relationship.
specially in gambling that completely a place for greedy and self centered people.
If you were Charles what will you do after knowing where Kelvin ran away to with the money you both won. Will you just let go,or you will go after him to get justice ? or how will you treat this issue.
I will never let Him go, I would rather spend another thousand of dollars because the win is truly plenty though this will be hard to prove as gambling isn't that recorded at all.