Originally Posted by Meister

Yep if you gonna play pps for the 1st time just for the crossover, you are pretty much screwed unless you are willing to whale just for those 2 5* tickets

Even whaling won't work, you'd still be missing the necessary wild cards to level up those girls. And the most convenient way to get those things just happens to be doing events. By the time the event is over, you should have gathered the amount of wildcards necessary to have at the start of the event..