Although its bleak overall, it did make me laugh a lot and didn't really leave me in a state of despair or anything. I recommend checking it out at some point.

Absolutely not the right timing for your friend though. The scene others have alluded to is pretty heart breaking and would almost certainly upset her.

Before I watched it, it looked like it was going to be very similar to Drive. Then the start of it was very similar to Drive. Was pleasantly surprised when they knocked all that on the head and did something different.