Season 1
1970-12-01
7 Episodes
Overview
Three boys are investigating a ruins of the old fortress during summer vacations.
Episodes
1. Episode 1
1970-12-01
Three boys are investigating a ruins of the old fortress during summer vacations.
2. Episode 2
1970-12-18
Three boys are investigating a ruins of the old fortress during summer vacations.
3. Episode 3
1971-01-03
Three boys are investigating a ruins of the old fortress during summer vacations.
4. Episode 4
1971-01-18
Three boys are investigating a ruins of the old fortress during summer vacations.
5. Episode 5
1971-02-04
Three boys are investigating a ruins of the old fortress during summer vacations.
6. Episode 6
1971-02-28
Three boys are investigating a ruins of the old fortress during summer vacations.
7. Episode 7
1971-03-18
Three boys are investigating a ruins of the old fortress during summer vacations.