Is your partner ride-or-die, or crash-and-burn? When the going gets tough, do they jet at the first sign of trouble? There's nothing worse than thinking you have a rock-solid relationship, only to see your partner bail at the first sign of trouble. Research has suggested there are early signs of whether a partner is more likely to stay or leave. We all want someone who sticks with us through thick and thin. But for some reason, a lot of people don't seem to realize relationships are never perfect.