Kase (Kamen Rider Dragon Knight)

Kase is a fellow survivor of Ventara, like Len, and has the ability to transform into Kamen Rider Siren, the sole female Kamen Rider, with a swan Advent Deck. She is an eager hunter who acts the complete opposite of Len, who was unaware that she had survived. 1 History 2 Kamen Rider Siren 3...