西门庆（林伟建 饰）是个长相俊美，家境殷实的公子哥。少年时期就跟随父亲（徐少强 饰）修习房中术，得父亲真传精通男女情爱之事。就在其学有所成之际，其父更是聘来了一名长相媚惑的女子紫烟（上原カエラ Kae
This movie starts with Saze X playing basketball. Suddenly, a lightning bolt hit the earth. They walked towards it and found a boy. The boy's name is Ricky, and he thinks he has forgotten everything. On the other hand, Remy told Sazer-X that a giant monster named Mechanical Giant Bulgario had approached Earth and was destroying buildings. Sazer X still defeated the monster. But then something flashed into their eyes, and Takuto mistook it for a cosmic capsule. In fact, this is the Bosquito people that exist within Bulgaria, which Professor Horiguchi later explained.
