The Mystery of Ferb's Bio-Bro: The Shocking Truth

Plot summary: Following the events of Part 1, Zacros Xalon has captured and imprisoned Phineas, Ferb is left to find him and the entire Tri-state-area is in danger. REAL danger, since its not Doofenshmirtz this time...

Plot:  The comic begins with Zacros and Phineas in the mummy exhibit basement, Zacros briefly shows Phineas his true form while in a conversation. The scene then cuts to the next day when Zacros gives Ferb a final warning to buil the slave making machine. When Ferb refuses, Zacros resorts to the B plan, to morph into a giant bug and attack the town. Ferb and the others follow him to the zoo...

Zacros almost kills Isabella until Ferb and Candace arrive at the scene. As Zacros is confronted by the Flynn-Fletcher step-siblings, Phineas comes out, claiming he managed to free himself. As Candace finally manages to figure Zacros is not the real Phineas, as she got them confused since Zacros morphed into Phineas's image thoughout the comic, Zacros decides to kill her. He flattens her. Fortunately, Candace only suffered moderate level injuries and Zacros retreated due to causing an embaraasing scene.

Later, back at the house, Candace is struggling to recover, but the boys believe that only though she may not be the same, she should pull through in the end. Ferb decides to ultimately end the bad blood between him and his long lost biological brother. He leaves the backyard, alone.

Ferb goes to the mummy exhibit basement to confront Zacros one last time. Zacros, firstly unseen, explains from out of nowhere about his experiences, beliefs, and ultimately, the shocking truth of life. He states many examples and the significance each one of them has towards how screwed up life is. He makes it quite clear that he views life and all of the beings in it as failures, idiots, and horrible selfish nobodies. He asks Ferb why he isnt mad too. Ferb responds, and then asks to help Zacros, help him get his life back. Zacros states that it is far too late for that. The scene ends when Zacros and Ferb laugh together after Zacros asks Ferb if the insanity of the situation, and existence in general, drives him insane.

The comic ends with Ferb explaining that Zacros left, and vowed to return. Everyone but Ferb had their memories wiped by Zacros so they couldn't prepare for his return.