Making-of footage has been released from the now-defunct "SM Sniper" series, showcasing behind-the-scenes moments during filming. Popular actress Ruka Aida is vividly depicted challenging herself with authentic bondage techniques. Additionally, viewers are captivated by the vigorous and skillful tight-binding performances demonstrated by Haruki Yukimura. Such valuable footage has become extremely rare and difficult to obtain today, making this a truly unique and precious release.