[quote=Vongola_Hasayo]
What about motives and end goal? I feel like I'm in an episode of law and order asking all these questions. Sorry ^.^¿
[/quote]

Nah it's fine, you're just trying to catch up :3

Currently all we know is that they attacked so they could steal something, and, well....They got what they needed.
No one knows what though, or why.