Sailor Moon: Season 1, Episode 3

1 - 3: The Mysterious Sleeping Sickness: Protect the Girls in Love

All the girls in town are tuning in to the late-night radio program called "Midnight Zero" that reads out love letters sent in by the listeners. Meanwhile, a strange sleeping sickness is plaguing the town, causing people to fall into a coma-like state, including Ms. Haruna and Naru.