Windblade comes to Earth to track down her old friend Bumblebee, who has seemingly lost his memory as he has no idea who she is.

Realising that Bumblebee's memory is in really bad shape, Windblade must resort to extreme measures to try and help fix her friend.

Bumblebee searches his memories in an attempt to understand the Allspark, along the way discovering his memories of Optimus Prime.

The crew of the Ark are forced to enter stasis on its journey from Cybertron when the Ark's Energon supplies start to run low; Bumblebee discovers Optimus Prime's memory.

Windblade heads off on a dangerous adventure after Bumblebee's memory provides a new, mysterious clue.

With Bumblebee still struggling with his memories, Windblade attempts to make him understand who Megatron is.