Chiya Tinchi is a 19 yr old Parasite Destroyer, meaning she kills worm-like aliens called Parasites. She is strict,serious and does her job really well due to her ability to control Gravity making things float or really heavy. She gets annoyed at Fendi (the hybrid parasite destroyer) due to his recklessness, violent nature,and idiocy however he is shown to do good deeds such as saving her and some random kids from a high level parasite. She really cares about him even if she won't admit it.