The Three Office Lady Sisters' Thermae Murder Mystery / I Want to Feel Smooth

S1 E5: Lucius pops up at a hot spring bath right into the middle of a crime scene. The truth comes to light, and Lucius returns to Rome with a new souvenir. Emperor Hadrian asks Lucius to construct a bath that will help him lose weight and feel young again. A trip through the bath brings him to a Japanese day spa.