Which was?Ah, that reminds me, Takao.A "Yuudachi" one.A while ago, the submarine squad left on an expedition, but for some reason, not long ago, they deviated from their set course.Seems that those troublemakers found something strange out there, and went to recover it.Seems like it was some kind of damaged equipment that had sunk to the bottom of the ocean - one with a nameplate on it.