Seiichi and Airi are sent to the world of the dead by Demioros' Deliverance and have to search for the Gate of the Living and overcome its trials in order to return to life.
If you, the protagonist, remain dead,
this series is finished.
Wenn du, der Protagonist, tot bleibst,
ist diese Sendung zu Ende.
Si tú, el protagonista, sigues muerto,
esta serie habrá terminado,
Si tú, el protagonista, sigues muerto,
esta serie habrá terminado,
Si le héros meurt,
cette série prendra fin.
Se tu, il protagonista, muori, 
questa serie è finita.
Se você, o protagonista, permanecer
morto, esta série acaba.