Nisha Kend

History
Nisha is journalist.She was going to get killed by Phoniex but Saved by bat.Yue tell nisha to become kamen rider to protect ventara but nisha ignored.she saw Phoniex is taking a man.In order save the ventara she needs to become kamen rider.so she become one of it

KamenRiderSiren.jpgt Beast
Her advent beast is blancwing a kind swan.Who flow feathers from his mouth

Advent Cards
Blanc Visor:Kamen rider swan,s card reader(Rapier Sword)

Attack Vent:Summons Blancwing

Guard Vent:A shield(Part of blanwings body)protect Siren.Also when she using this card she could teleport by feathers and invisble just like Phoniex.

Final Vent:Blancwing flows the white Minions then Siren attack them with her wing slasher

Sword vent:Summonds Wing slasher