Michin Beomgoraeui Aechak Penguin

Lia, a human who is actually a penguin, keeps her true nature hidden from her father, worried he will reject her. To escape her situation, she runs away and is found by Souradel, a killer whale who is fascinated by penguins, especially their soft bellies. His interest in Lia causes confusion, accidental kisses, and awkward moments. She must now avoid his attention while continuing to conceal her identity.