The story follows a Roman architect named Lucius, who is having trouble coming up with ideas. One day, he discovers a hidden tunnel underneath a spa that leads him to a modern Japanese bath house. Inspired by the innovations found there, he creates his own spa, Roma Thermae, bringing in the modern ideas to his time.

casts

Hiroshi Abe

Aya Ueto

Masachika Ichimura

Kazuki Kitamura

Kai Shishido