 Alek decides to support Tesla in his mission to end the war with his magnetic beam, the Goliath, but sadly misses Deryn; who meanwhile is angry of his dismissal of her just because she is a girl.Sent to Tokyo just to brandish the British flag, the "Leviathan" battles an Austrian ship and two German zeppelins in support of the Japanese.When one of the engines is shot, both Deryn and Alek arrive to help, and Alek admits he wants Deryn back as his friend.