A rich man learns of a treasure in a swamp and forces his servants to drain it. Tatsuko goes to a shrine in the mountain every night seeking eternal beauty. The black dragon, who is the master of a huge swamp, wants to marry the beautiful Kurohime.
What? You're a dragon who lives in a lake?
¿Qué? ¿Espíritu del pantano?
¿Qué? ¿El espíritu del pantano?
O quê? Um dragão que mora em um lago?