The basu sisters

Inkyu: ...sister... Sakyu: That student... Inkyu: yeah... Sakyu: I'm quite surprised they got away with it Inkyu: what's with the police here? they're incompetent.... Sakyu: they're a clever one. Knows how to cover their tracks Inkyu: ...hey...sis....should we...do something about them? Sakyu: No. remember why we're here Inkyu: okay....but Sakyu: Don't worry, dear sister. I'll keep you safe Inkyu: always and forever? Sakyu: always and forever