Isla is a female Giftia with twin-tails and has a childish appearance which causes those around her to feel the fleetingness of life. She is a veteran at the department Tsukasa works in and was also partnered with Kazuki in the past. After that, all she does is serve tea for her fellow co-workers. When Tsukasa arrives, she becomes his partner and goes back into the field again.<br /> <br /> She is extremely clumsy and retreating in personal life, but her true personality is revealed to be slightly childish, lively, fun loving and caring.<br /> <br />