Part of him wanted skip up and down the basement in joy, but Remus was still chained to a wall, and they were still in the bloody Ukraine of all places. It was Antonin Dolohov thankfully, bless Adele Smith. He'd gotten the name through wrongfully assumed information, in part, but hey, it got them to the right place.
He knew how to get most cuffs off without even magic, and it was possible that hadn't been prevented because hell it was awfully muggle. "Yes, Prongs," Sirius called out, not too loudly. If anyone else were in the house and didn't feel it almost getting shaken down, he didn't want to attract their attention. And he looked back at Remus as the other boy, his friend, his...whatever the hell they were. His, and he- yes the cuffs.
"No special hexes to be concerned about?" Sirius asked, unsure if Remus would know. But he cast one of the spells anyway, and it worked, so hell. Great. "Come on, lets go," Sirius grinned, wrapping an arm around the other bloke.