When a child is born, they are granted a "Job" by the goddess of light. Unfortunately, Ain is granted the unfavorable 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-Rank tree hidden in a dungeon. Following this encounter, Ain slowly but surely changes... (Source: MU)