Responses
Your probably talking about this:
http://www.mangago.zone/read-manga/sono_mono_nochi_ni/
They are the same thing but this (Shinichirou version) started with the elves.
OMG it iss, thanks btw
Welcome
For some reason, I remember the MC fighting with the dragon, then beating it and then got entrusted with mear afterwards
What happened???
Plus I remember the goddess helping MC a lot more than that and also had more screen time