Back at London. Katherine is talking to one of the historians, Dr. Arkengarth, about her father's past. She finds out that her and Hester might be half-sisters and the her father killed Hester's mom. Katherine asks the historians to help her but they all say they are too old.
Hester, Tom, and Anna arrive at Shan Guo. They meet up with Shan Guo's governor and talk about a plan of action against London. The governor, Captain Khora, offers to attack London, possibly killing a lot of them. Obviously, Tom is uneasy about this decision because he is from London and wants to keep it safe.
Tom steps outside because the debate is too much for him, he is looking at the bustling town life of Shan Guo when he spots an evil face: Valentine. He immediately begins chasing after him, but loses him in the crowd, he gets Anna and Hester to chase after him too, but he is very crafty and gets away numerous times.
Tom finally find the whereabouts of Valentine. He has destroyed many of Shan Guo's airships and caused mass destruction. When time gets to Valentine he has already killed Captain Khora. Anna is there too and tries to start fighting Valentine.
Anna fight is all for nothing because she is slain after a bright light shines on her: Valentine's getaway craft. Valentine swiftly is picked up by the 13th Elevator, his getaway craft, and cruises away victoriously. Tom is very distraught after witnesses the two deaths caused by Valentine.
When Valentine arrives home at London, he is greeted very harshly by Katherine, who now knows about his evil past. Valentine shows no remorse for his evil deeds and Katherine realizes destroying MEDUSA is a job she has to do alone.