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.
Once upon a time, there was a hard 
working servant called Hachigorou.
Había una vez, hace mucho tiempo,
Hace mucho, mucho 
tiempo, en algún lugar,
Era uma vez um servo muito
trabalhador chamado Hachigoro.