The roommates have already made several mistakes and ultimately, if gun owner is able to finance this gig, they are going to be on the hook for a percentage of the money gun owner loses (but probably not her legal fees). Then you get into things like whether or not there is any hope of collecting a judgment against kids who have nothing.
There are very few "kids" that attend Harvard who have nothing. Especially if they're living in an apartment that costs $6,000 per month.......
As a side note, these are adults in post grad programs, not kids.........