S1·E10 Frozen Bonds
Aired December 25, 2000
Synopsis
Jiro, Mitsuko and Masaru are still looking for some clue to find Dr. Kimyoji when they accidently run into Chigusa.
Conflicting emotoins of love and anger hits both Mitsuko and Masaru, especially when their mother reveals she worked as a spy for Professor Gill.