Series by 金田一蓮十郎

Haré, a cheerful 10-year-old boy, lives a carefree life in the jungle with his laid-back mother, Weda, until their peaceful days are upturned by the arrival of Guu, a mysterious girl with a seemingly endless appetite and bizarre abilities. As Haré and his friends navigate the chaos Guu brings, their adventures take them from the lush jungle to bustling cities, blending laugh-out-loud comedy with unexpected twists. Guu's unpredictable antics and the quirky cast of characters around her create a whirlwind of fun, mischief, and heartfelt moments, all while exploring the bonds of friendship and family in the most unconventional ways.

Minato Takatsuki, a reserved college student, has a strained relationship with her stepbrother, Tooru, whose playboy reputation has caused her trouble in the past. One day, while dressed in her friend's old high school uniform for fun, Minato runs into Tooru in Shibuya. To her surprise, he doesn't recognize her and confesses his feelings, believing she's someone else. Caught in the lie, Minato decides to use this chance to teach Tooru a lesson about his womanizing ways, but as their "relationship" unfolds, she begins to see a different side of him. Meanwhile, her childhood friend Shinji complicates matters, pulling her into a tangled web of emotions.

Haré, a spirited 10-year-old, lives a carefree life in the jungle with his free-spirited mother, Weda, until their idyllic days are disrupted by the arrival of Guu, a strange girl with an insatiable appetite and otherworldly abilities. Guu's chaotic presence turns Haré's world upside down, leading to a series of hilarious and surreal adventures that take them from the dense jungle to unexpected places. Alongside a quirky cast of characters, including Haré's friends and the eccentric villagers, they navigate bizarre situations, heartfelt moments, and the mysteries surrounding Guu's true nature.