加賀美 ヘキル

"Yuu. Can we have sex?"

A childhood friend of Yuuto's , younger by one year, and also Hikaru's older identical twin sister. Hekiru has beautiful, sapphire eyes, and is a gifted artist.

She speaks in a monotone voice and marches to the beat of her own drum, sucking people in around her via her mysterious aura.

She claims that she came to Japan to fulfill a certain promise...
And her objective is—Yuuto's virginity?!