[Lake Hylia]

Well tapping's alright. That's not very forceful. Besides, there's one thing left to do in this room.

That's to scurry over to the chest and try to get it open. Even if it means rusting the lock and using a crowbar. Though admittedly, first Reinholdt will try his open doors cube since that seems to be used a lot around here. Might be useful on chests too.