愛してるぜベイベ★★

Katakura Kippei, a flirtatious high school boy, finds his carefree life flipped when his five-year-old cousin Sakashita Yuzuyu is left in his care after her mother abandons her. Tasked with raising Yuzuyu, Kippei trades his playboy ways for daily responsibilities like making lunches and preschool drop-offs, growing into a devoted guardian. As he navigates his new role and a budding romance with the lonely but kind Tokunaga Kokoro, this tender tale blends family, love, and growth, following a boy’s transformation through the challenges and joys of unexpected parenthood and heartfelt connections. (Unreviewed summary by Grok 2)