This is an example of "play" category, for Sweet Yuya's contest here [link]
It's Suiren Sur Bashere© *SweetYuya
Kuchiki Byakuya, Copyright Tite Kubo
Alindrah, Copyright SweetYuya
and Rangiku Matsumoto, Copyright Tite Kubo
Oh, and they are playing Rockband, in an alternate universe where all of these characters have met. Thus the "play" category.