Thermae Romae

Lucius is met with phallus worshipping in both past and present times.

Lucius is sent to a water park looking for something for the children to do.

Lucius happens to resurface at a murder scene.

Lucius visits a spa.

Lucius is beseeched by his friend, Marcus, to help his younger sister, Pietrada, whose bad teeth turns away any potential marriage candidates. Travelling to modern day times again, Lucius discovers the wonder of toothbrushes.

Lucius ends up at Yoyogi Animation Academy, where he experiences a guided tour of the academy, learning various aspects of animation such as moe and after-recording along the way.

In Rome in the year 128 AD, a Roman named Lucius Modestus is having trouble coming up with ideas for architecture. While contemplating in a bathhouse, he discovers a strange drain than sends him to a bathhouse in Modern Japan. While…

A year later, Lucius is commissioned by a sickly man to build an outdoor bath near Vesuvius. While inspecting a heated well, Lucius is once again sent to modern Japan, this time winding up in a hot spring, where he gets to sample boiled…

As Lucius hears fancies about a bath closer to home, he once again ends up in modern Japan, this time in someone's bathtub. Mistaken as a foreign caretaker by the house's owner, Lucius comes to learn about more modern conveniences.

After he builds a bath using this knowledge, his invention gets round to the Emperor Hadrian. There, Lucius suddenly finds himself with a strong urge to use the toilet, however he is summoned by the Emperor and has to bear it. He is to…

Lucius is sent to a hot spring near Vesuvius to build some public baths, managing to enlighten some smelly robbers living there. When he slips up, he once again enters modern Japan, discovering a city filled with public baths.

In Japan, Lucius samples the delights of an amusement stand and a ramen shop before bringing some souvenirs back to Rome, where he builds a village full of baths.