Sailor Moon S01 E05 Scent of a Monster: Chanela Will Steal Your Love

"In the name of the Moon, I'll punish you!"

Usagi tries to convince her parents to let her adopt Luna, but her brother Shingo has a great disliking of Luna and slight ailurophobia. Later, a mysterious new pet store opens in town which is selling strange new creatures that put Shingo and everyone else who gets one into a hypnotic trance.