A doctor saves a woman who was planning to commit suicide and takes her with him during his night shift.

In Pompeii in the year 79, Lycias and Helen fall in love. Helen's guardian, the high priest of Isis, wants to separate them. To do so, he tries to make Lycias drink a love potion, but a young slave threatens to reveal everything. The high priest, unable to silence her, kills her and arranges to have Lycias accused...