Drew Monday first appears when Nursing an injured Zak (who has bruised eye and a bandaged arm), while showing him the rest of the family, unaware that he is with the Mondays.
Zak Saturday's questioning and worry for his family, Drew puts him to bed, still pretending to be his mom.
After fighting on the airship, Drew M. before he can tell Zak S. that Drew isn't really his mother. She claims that she was just keeping him safe and then kisses Zak S. on the cheek before ruffling his hair, but the doubt about her identity was been planted.
Drew M. then reinforces Zak S.'s uncertainty where she makes him hot chocolate in an attempt to calm him down. After she explains why the universe comes apart when matter and anti-matter get close, Drew started snapping at him for over something innocent that he had on his side. She tries to brush it off, but he leaves, no longer trusting her identity.
Later, Drew M. arrives in the airship's medical bay to give Doc M. is medicine. Zak realizes that she isn't who she said she is and attacked her, knocking Drew over long enough for himself and the rest of his "family" to get away. Drew then started following him, and ending up wandering the nearby ancient ruins in an attempt to avoid/find each other.
When Drew Monday finds Zak.she attempts to convince him that she's his real mother, by showing him the Smoke Mirror whileexplaining that both versions of themselves have to be nearby for it to be worked on. Drew Saturday then arrives and started shooting her by using her fire sword as Zak checks on one of them who again insists that she's the "real" Drew and needed to send the other one back through the Mirror.
Zak tries to prevent them from attacking each other, but a frustrated Drew S. takes his Claw and launches the grapple at Dew M.'s face. She reflexively grabs it with her tongue, outing herself as the fake by mistake.
As Zak Monday arrives, the rest of the family that Zak had escaped were revealed to be doubles as well. While together, They corner both Drew and Zak Saturday and prepare to send them all through the Mirror.
Unfortunately, Zak S. manages to escape and frees the rest of his family. Drew M. fights herself, but takes the first opportunity to grab the Mirror and attempts to use it on Zak. She's knocked over at the last second by Doc Saturday, and the Mirror ends up with Zak Monday, who Drew grabs it from. When accused by Zak M. of planning to betray them, she points out that he was the one who exposed her to Zak S. first. This starts a fight, where the two of them struggle over ownership of the Mirror.
When Zak Monday ends up winning, he immediately tries to send the rest of his family back to the Shadow World. although, it is revealed that he and Komodo end up escaping again by the end of the episode as Drew Monday (along with the rest of the family) are stuck in the Shadow World with the remaining members of her "family."
Paris is Melting
It is revealed that Drew is still in the Shadow World where she is still waiting to get revenge on both her son and komodo.