Something tells me in that last panel "Fetish has been unlocked."
C'mon, princess, swing those legs!Nuuu.Ohhooo, that's neat...ba-slap!clench...The rear became demure all of a sudden!!I'm here, Princess!I'll save you right now!...Think you can get out with just that momentum?I must fetch another!With Iwabi-dono alone, Princess-dono is without hope!