Dinosaur Sanctuary Vol. 3 (manga)

Suma Suzume, the newest keeper at struggling Enoshima Dinoland, has reached the end of her three-month orientation period. It's time for a new challenge: working alongside each of the department heads to find her permanent place on the staff! First on the list is Igarashi Keisuke, and Suzume will learn what makes him tick as they care for the park's pachycephalosaurs and stegosaurs.