When a child is born, they are granted a [JOB] by the goddess of light. Unfortunately, Ain is granted the unfavourable job of an [Appraiser]. All he can do is appraise materials, and so he is treated horribly by his own party. Then, one day, he happens to come across an S-Ranked tree hidden in a dungeon. Following this encounter, Ain slowly but surely changes...

Links:
Web Novel: https://ncode.syosetu.com/n5242fx/ (Japanese)