Lesbianism
In Act II, scene i of The Queen's Exchange, the character Theodrick states that "I have known women oft marry one another." It is a surprising line in the context of the prevailing morality of the seventeenth century — though other Brome plays, notably A Mad Couple Well-Match'd and The Antipodes, contain similar allusions to lesbianism. Brome appears to have been more aware of the phenomenon, or more interested in it, than most playwrights of his era.
Read more about this topic: The Queen's Exchange