The speaker uses this question to introduce what he wants to say. Alternate translation: "This is what we will do ... in marriage." (See: [[rc://en/ta/man/jit/figs-rquestion]])
This can be translated in active form. Alternate translation: "a man comes and wants to marry her" (See: [[rc://en/ta/man/jit/figs-idiom]] and [[rc://en/ta/man/jit/figs-activepassive]])