Aak Wei is a major supporting character in the mobile game Arknights. He is a skilled medical specialist from Lungmen and a member of Rhodes Island, where he works as a combat medic and supporter. Known for his eccentric, unpredictable behavior and unorthodox medical techniques, Aak often pushes boundaries, sometimes worrying his colleagues. Despite his rough demeanor and controversial methods, he is highly competent and respected for his skill in both medicine and combat support, making him an invaluable asset to the team.