S1·E26 The Power of Friendship
Aired September 12, 1992
Synopsis
Naru is still very depressed after Nephrite's death. Usagi and Umino decide to take her to Yokohama to cheer her up. There, a kindly priest is attacked by Zoisite. Mamoru realizes that he is Tuxedo Mask, and drops a locket on the ground, where Usagi finds it.