Who Will You Entrust the Future to, My Friend? - S25.E47

Medic, in exchange for her life, healed Shinnosuke. Now, he and Heart use the last of their strength to destroy Sigma. After Sigma is destroyed, Heart challenges Shinnosuke for the last time to put an end their rivalry. However, Shinnosuke tries to call off the duel by convincing him to co-exist with humanity.