Mary and Alice continue their sisterly bonding, Ryan, Lukeand Sophie are desperate and willing to do almost anything tostop them... even entertaining a dangerous proposition by ReneeMontoya that finally rid Gotham of Pamela Isley. As the teamhunts for the source of Poison Mary's power - and potentialdemise - Renee is forced to revisit her heartbreaking past.Meanwhile, Marquis grows more unhinged and throws aspectacularly sinister soiree at Wayne Tower... and everyone isinvited.
