Constace is known for his gentle personality. He get along very well with other Terminal Service #1's staffs. He is seems to be a wise man, as shown when he talked to Tsukasa. He can gets along well with Kazuki, who was a tempered person.
Constance, as a giftia, has teens appearance. He has blue hair with red, rectangular glasses. Tsukasa at first did not know that Constance was a giftia. Like other staffs, he wears standard uniform of Terminal Service.
Before the start of the series, Constance was selected as Kazuki's partner after her partnership with Isla disbanded.
At the first attendance of Tsukasa Mizugaki, Constance greet him warmly. He also tells him about giftia's lifespan as 81,920 hours or roughly 9 years and 4 months.
He once become Tsukasa's partner (in Kazuki's order). In a brief conversation, he also informs Tsukasa about Isla's contribution as the first Terminal Service staff to use the "emotional approach" before retrieving a giftia. Since then, Terminal Service #1 become the only Terminal Service branch office to use that method until now by Kazuki's request.
In the last episode, Constance drive with Kazuki to the amusement park to watch Isla and Tsukasa. After Isla being deactivated, Constance and other Terminal Service employees reads Isla's letter and shown speechless.
Kazuki Kuwanomi - As Kazuki's Marksman, Constance get along well with her. It is shown Constance is close to her.
Tsukasa Mizugaki - Constance is shown friendly with Tsukasa. He become a marksman for Tsukasa briefly after Kazuki disbanded Tsukasa and Isla partnership for a while.
- Constance is known to play magic, it is briefly said by Kazuki in Episode 10 and shown in episode 12.
- Constance has the most "normal" personality between the other Terminal Service staff