Gokicha, an anthropomorphized cockroach from Kanto, relocates to Hokkaido seeking to reshape her negative reputation and build bonds with humans, who mistake her humanoid form for a common pest. Her design blends insectoid motifs with human features: brown hair shaped like a carapace, yellow eyes, a black-and-red dress, and antenna-like ahoge.

Driven by relentless optimism and selflessness, she strives to aid humans despite facing swats or insecticide. Her responsible nature compels her to tidy trash and dissuade fellow cockroaches from scavenging in human spaces, mirroring real cockroach grooming behaviors. She avoids being eaten to spare predators stomachaches, underscoring her empathetic mindset.

Gokicha wields insect-like strength to lift oversized objects and employs Hikari no Chikara, a glowing energy attack from her hands. She shares a silent bond with Chocolat, a feline companion, communicating through intuition rather than speech.

Her relationships highlight contrasts: Chaba, a brash German cockroach, clashes with Gokicha’s gentle demeanor but grows protective, forging a grudging alliance. The Professor, a scientist fascinated by her biology, offers kindness despite his assistant’s wariness. Recurring hostility comes from the Part-Timer, who relentlessly pursues her.

Spin-offs like *Meta-Verse Arcs* and *World Defense Force* expand her role into multiverse-saving adventures without diluting her perseverance or compassion. The original manga ends with her dream of human friendship unfulfilled, yet she remains undeterred, having mended ties with Chaba and earned Chocolat’s devotion.

Her past holds a poignant memory of a Kanto youth whose brief kindness fuels her hope for human connection, juxtaposed against frequent confrontations with those who see her only as a pest to eradicate.