Song of Treasure Sniper (Kamen Rider Diend X Senki Zesshou Symphogear )

Y/n(Yoram) is a Kamen Rider fans,but some day he was transfered in a another world and fight a aliens called Noise,he will be a cyan Rider with a gun.or maybe should we call.Kamen Rider Diend the Treasure Sniper

Note :
- sorry about bad grammar
- All of picture,art and frenshice in this story not mine.