Adapted from an online game, it tells the story of Jill's adventure in the maze tower. "Tower of Druaga" tells a fantasy story about Jill becoming a golden knight to rescue his lover Kai who was captured by the demon Druaga. He climbs to the 60th floor of the "Tower of Druaga" and fights monsters while advancing to the top. Since it was developed in the 1980s, it was highly sought after at the time. This animation is an original story based on the world of the 80s in the original work. The animation director is Chiaki Koichi, who has directed the animations "Blue Six" and "Last Exile". The animation composition is invited by the director of the animated version of the novel "Full Metal Panic!" and the scriptwriter of "The Melancholy of Haruhi Suzumiya" and "Lucky Star". The original painter Shiraa Utsuki, who became popular for the animation "Exploding Angel", is in charge of the character design, and Endo Masanobu, who was in charge of the animation production that year, will also participate in the supervision of the work.