I say it's ok, but you will not understand some things.
If you are really interessted I'll give you the important information which you would learn at the base and in the first location of APoD.
I just looked at the base cards for Under the Mask and it says...
Spoiler (click to reveal)
You didn't do too well last time out...
So I'm assuming I need to know what happened to understand what is going on there.