故事以北里大学十和田校区实际存在过的动物保护团体“犬部”为蓝本，讲述了团体创立者花井飒太从学生时代到成为现役兽医后面对动物保护问题的种种经历。
Kento Hayashi
Hanai Sota
Taishi Nakagawa
Shibasaki Ryosuke
Sakurako Ohara
Sabigawa Yoshimi
Kodai Asaka
Akita Tomohiko
Momoko Tanabe
Kawase Mika
Tamae Ando
Fuzakawa Satoko
Ryota Bando
Yusaku Tabara
Rena Tanaka
Mitsuko Kadowaki
Yoshi Sakō
Shusaku Akita
Yukijiro Hotaru
Naoyuki Kume
Ryo Iwamatsu
Genjiro Amuro
Harumi Shuhama
Mariko Nakagoshi
