This takes place in a post-apocalyptic world, full of ruin and chaos. As Raoh...
Hokuto no ken Raô gaiden: Ten no haô
Season 1 Episode 5: Sôkoku no kyôdai!
The group wants to recruit Toki, who runs a clinic in a poor village and heals the sick using acupressure, and he just so happens to be Raoh's brother. Reina goes to see Toki personally to convince him to join with Raoh