Read it through once

“‘Then, with that man’s permission and even with his aid, his brother took her away; in spite of what I know she must have told his brother--and what that is, will not be long unknown to you, Doctor, if it is now--his brother took her away--for his pleasure and diversion, for a little while. I saw her pass me on the road. When I took the tidings home, our father’s heart burst; he never spoke one of the words that filled it. I took my young sister (for I have another) to a place beyond the reach of this man, and where, at least, she will never be _his_ vassal. Then, I tracked the brother here, and last night climbed in--a common dog, but sword in hand.--Where is the loft window? It was somewhere here?’