V3 in Danger! Riders One and Two Return!!

Dr. Samukawa and his daughter Yumiko are put under pain of death by Snow-Wolf to assist Destron to pervert his scientific discovery. Baron Fang places a lycanthropic curse on Yumiko, which transforms her into a werewolf if they do not obey his will. She drugs Junko, Shigeru and Tachibana who are taken prisoner, while Snow-Wolf defeats Kazami Shiro. Frozen in an ice chamber Shiro is unable to transform into V3… who will save them?