Ranzo Mokuzugi :

an autism botanist who love to spend his time decorating n planting bonsai n flowers. He was the sole survivor of 'lifania hospital incident" , and no further information available for his presence n past. Except a bag of seeds hold by him when he was found by the rescue enforcer.

Ranne Mokuzugi : A godsister act as her assistant to him , always protcting n helping him whenever n whereever he is needed . Though act as his little sister but she is more like a big sister due to her maturity personality. She also begin to developed a feeoling to his brother when they were young.

Ranmu Mokuzugi aka dr bios : Ranzo godfather , he works as a coroner , psychologist, and also botanist. Very well known and soft spoken also a highly respected person

Doshino Banzen :

a talented detctive prodigyh always follow his deduction n logic not a superstitious folower

Hanata Maruno:

dr Biyoshu official sucessor , a young n smart coroner with a beautiful face. she is searching for her savior when she was attending kindergarten near lifania hospital