after thanos snapped away half the population, the remaining people coped and learned to move on in different ways. steve rogers changed his identity to one of james anthony carter before sending himself on a suicide mission in the himalayas that he wasn't going to come back from. the ex - captain was on the verge of freezing to death, which he accepted, although the world had other plans for him.
strangers found the man and brought him to their temple, the temple known as Kamar Taj. the man woke to his disappointment, but was given a chance to put his emotions and feelings into something. something that was far bigger than himself. while staying under his alias, james decided stay and over time started to learn the mystic arts.