Urusei Yatsura: Inaba the Dreammaker

夢の仕掛人・因幡くん登場！ ラムの未来はどうなるっちゃ？

Also known as Yume no shikakenin, Inaba-kun tōjō! Lum no mirai wa dōnaruccha?, Urusei Yatsura OVA 1, Urusei Yatsura: The Coming of Inaba the Dreammaker! What Will Become of Lum's Future?!, Urusei Yatsura: Yume no shikajin Inaba-kun tôjô! Ramu no mirai wa dô naruccha!?, うる星やつら 夢の仕掛人・因幡くん登場！ ラムの未来はどうなるっちゃ？

It is summertime, and Shinobu laments not having a boyfriend. She then happens upon a young man weak from hunger, and wearing a rabbit costume. She gives him a carrot, he expresses his gratitude by hitting on her... and she hits back. The young man leaves behind a key to another dimension where everybody's possible futures exist. Lum and Ataru join Shinobu to find the bunny boy, and happy futures for themselves.