Yeah That's right, I was important!Their roles were minor but fairly important.
Way better than having them just randomly pitch up to shake their goods.
Plus wasn't the game more aimed at the female audience anyway?
I think dmc4 did well with what it strived to accomplish. No, it's not everybody's cup of tea, but that was the point, really.
Lady snagged Dante's pizza and convinced of the actual threat ensuing in the Fortuna area. She pretty much did what she's best at, and what she was prominently doing over the course of the DMC anime---getting Dante off his lazy ass.