Unfurnished 21m² room in Berlin – September sublet

A 21 m² room is available for sublet in September. The rent is €600 for the month with a €300 deposit, and the flat is shared with one other professional. It is located within a three‑minute walk to a tram and U‑Bahn station, about ten minutes by U‑Bahn to Alexanderplatz, and only non‑smokers and non‑drinkers are welcome.