1
The Contract Hidden in the Labyrinth
3
The Melancholy of a Boy Genius
4
The Girl in the Secret Room
5
Invitation to a Nightmare
6
Restoration Towards the Light
8
Crabs! Hot Springs! Puzzle Kings!
9
The Fallen Apple and the Continuing Road
10
Welcome to the Queen's Kingdom
18
Treason against the Light
20
The Accelerating Challenger
22
The One to Carry on His Will
25
Let's Start the Puzzle Time!