(idiom) the end of the road; at an impasse or in a desperate situation with no way out

To be at the end of one's rope; describes someone who has no way out and is down and out, disheartened, or in a miserable state of poverty

at one's wits' end or driven into an impasse; describes someone who has reached a dead end and has no hope of recovery

To be mired in poverty and frustration; describes being at the end of one's rope and down on one's luck.