When Ran's jealous heart gets the best of her again, she launches two ill-conceived plans to try to steal Ataru from Lum. Plus, Sakura concocts a love potion, Ten molts his horns, and a ghost cat haunts the Moroboshi household.

In a high-stakes game of tag, Ataru must touch Lum’s horns in ten days—or aliens will take over the earth! The fact that Lum can fly doesn’t make Ataru’s job any easier. As it turns out, the game of tag is only the beginning of Ataru’s troubles, as he continues to attract strange encounters with otherworldly beings like beautiful snow spirit Oyuki and the sexy crow goblin Princess Kurama! -- VIZ Media

"What would you do if a tiger skin bikini-clad alien followed you to school every day? Poor Ataru's life has never returned to normal since volatile extraterrestrial princess Lum fell for him. Now an excruciatingly wealthy and genteel rival, Mendo, adds to Ataru's torment. Not to mention an unending stream of extraordinary classroom visitors and educational materials including incompetent cherry blossom spirits, a legendary nightmare-eating tapir, and a fourth-dimensional camera that breeches alternate realities"--Cover

After the academic year ends, Lum and friends enjoy a vacation at Mendo's villa. Highlights of the summer are two episodes of grand bikini theft, an all-you-can-eat buffet that reveals the secret of Sakura's shapely figure, a contortionist yoga class, and a party-crashing sea monster.

Undeterred by Lum’s jealous anger, Ataru continues to shamelessly chase skirts. When the priestess Sakura returns as Tomobiki High School’s nurse, the school is plagued by unprecedented menaces that titillate Ataru’s lecherous heart! Later, Lum’s gorgeous childhood friend Ran escalates the school hijinks, but what Lum doesn’t know is that Ran has a major score to settle! -- VIZ Media

There’s never a dull moment on the beach in summer, especially when Ataru and Mendo encounter a beautiful woman looking for her lost child on the bottom of the ocean. Could this be Ryunosuke’s missing mother? Later, Ataru and Ten’s ongoing battle for dominance creates some serious collateral damage when Lum gets hit point-blank with a projectile rice cooker. Will she ever talk to them again?! -- VIZ Media

Lum cultivates a dreamberry that will allow her to bring her dearest dreams to fruition. But Sakura mistakes it for a sleeping pill and finds herself stuck in a three-day nightmare with Lum’s idea of true romance! Later, Benten and Ryunosuke go head-to-head in a battle to see which one is the girliest! When fists can’t settle the score, they turn to feminine charm! -- VIZ Media