If it were anybody else, Ranpo would've needed an incentive. But since it's you that obviously changes things! Besides, it's kinda his responsibility cause he was the one who let you get taken right under his nose in the first place. He owes it to you. The other detectives at the Agency would've been confused at his sudden motivation if they didn't understand what your disappearance meant to Ranpo.

Safe to say he was the first person to jump you when they got you back.

"Man, you're so stupid. Getting yourself kidnapped like that," Of course with the help from Yokohama's Best Detective the Armed Detective Agency found you in a mere few days. "Seriously, what would you do without me?" It was hard to believe he was cocky when you could feel him shaking as he clung to you. You better not leave again.