"Cute High Earth Defense Club LOVE!" is a comedic magical boy anime that parodies the traditional magical girl genre. The story centers around five high school boys—Yumoto Hakone, En Yufuin, Atsushi Kinugawa, Io Naruko, and Ryuu Zaou—who attend Binan High School. Their ordinary lives take an unexpected turn when a pink wombat-like alien named Wombat recruits them to become magical warriors tasked with protecting Earth from alien threats. Wombat claims to be a representative of the Galaxy Federation and grants the boys the ability to transform into the Battle Lovers, a team of pastel-colored heroes armed with magical wands and frilly outfits.

The series unfolds as the boys navigate their new responsibilities while balancing their everyday school lives. Each episode typically involves a comedic conflict, often stemming from misunderstandings or exaggerated situations, which the Battle Lovers must resolve. The antagonists are often eccentric and absurd, ranging from other aliens to everyday objects or concepts that have been anthropomorphized and turned into threats. The battles themselves are lighthearted and satirical, emphasizing humor over serious action, with the heroes using their wands to "purify" their enemies rather than engage in traditional combat.

The main characters each embody distinct personality traits that contribute to the group dynamic. Yumoto Hakone is cheerful and energetic, serving as the emotional core of the team. En Yufuin is aloof and sarcastic, often providing dry commentary on the absurdity of their situation. Atsushi Kinugawa is responsible and level-headed, acting as the voice of reason. Io Naruko is intelligent and studious, often analyzing their missions with a logical approach. Ryuu Zaou is athletic and confident, bringing a competitive spirit to the group. Their interactions and camaraderie drive much of the humor and charm of the series.

As the story progresses, the boys face increasingly bizarre challenges, often questioning the legitimacy of their mission and Wombat's true intentions. The series maintains a self-aware tone, frequently breaking the fourth wall and poking fun at the conventions of magical girl and superhero genres. Despite its comedic focus, the narrative occasionally touches on themes of friendship, identity, and the importance of embracing one's individuality. The blend of parody, humor, and lighthearted action makes "Cute High Earth Defense Club LOVE!" a unique entry in the magical boy genre.