At school Zastin accidentally revealed the secret about Lala being an alien. Zastin also takes Lala, Rito and Haruna to space to be ambassadors of peace. They meet an alien who challenges them to a hunt. The winner wins the title of The number one hunter in the universe. They encounter dinosaurs, Amazons who wished to marry Rito and a giant gorilla "Ginga Kong" which Haruna tames. In the end Haruna wins the title as The Number One Hunter in the Universe
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Ready to Watch To Love Ru, Season 1, Episode 15?