Chiaki Serizawa

As the late older brother of Haruki Serizawa, this tragic figure plays a subtle yet impactful role within the Confession Executive Committee: Love Series. Though he bears a striking resemblance to his sibling, his blonde hair is notably more unkempt. His brief life was marked by a heroic act of saving a girl from drowning, though he ultimately passed away due to an undisclosed illness, leaving a lasting impression on those he left behind.