Dromio is a character from William Shakespeare's play, "The Comedy of Errors." He is a servant who has a twin brother, also named Dromio, which leads to a series of comedic misunderstandings and mistaken identities. The play explores themes of confusion and the nature of reality through the interactions of the two Dromios with their respective masters. In the story, Dromio serves Antipholus of Syracuse, while his twin brother serves Antipholus of Ephesus. The two pairs of twins, separated at birth, create chaos when they unknowingly encounter each other. Dromio's humorous dialogue and physical comedy contribute significantly to the play's lighthearted tone.