1 - Episode 1
Three boys are investigating a ruins of the old fortress during summer vacations.
Season 1
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Season Overview
Three boys are investigating a ruins of the old fortress during summer vacations.
Episodes
2 - Episode 2
Three boys are investigating a ruins of the old fortress during summer vacations.
3 - Episode 3
Three boys are investigating a ruins of the old fortress during summer vacations.
4 - Episode 4
Three boys are investigating a ruins of the old fortress during summer vacations.
5 - Episode 5
Three boys are investigating a ruins of the old fortress during summer vacations.
6 - Episode 6
Three boys are investigating a ruins of the old fortress during summer vacations.
7 - Episode 7
Three boys are investigating a ruins of the old fortress during summer vacations.