Porco fought with a wild dog and got a severe head injury, you and Reiner attacked the wild dog and the dog ran away. Seeing that opportunity you and Reiner took Porco to the hospital and you were the one who showed him the way and paid for Porco's treatment.

(Cut the story, I'm too lazy to think long... Not thinking but translating🗿)

Porco's patient bed is lying limply on the mattress with a bandage around his right head where the wound is, Reiner is sitting next to him and you are just sitting on the chair with a tense expression

Reiner: he swallows before looking at you with his ears and tail drooping "N-Name san... Thank you... I don't know what would have happened without you..."