Adrea was a 3rd century BC inhabitant of Alexandria who was friends with Kerides.
In 276 BC, Adrea and Kerides once shared an adventure with Erimem. (AUDIO: Return of the Queen, PROSE: Return of the Queen)
On another occasion, Erimem visited Alexandria in 276 BC and walked past Adrea and Kerides in a crowd. (PROSE: The Three Faces of Helena)