Siren New Translation
Here's the original plot from Forbidden Siren on the PS2.
A writer moves to a remote island with his daughter and young son. After settling into their new home, a neighbor arrives to welcome them and give them a breakdown of the local rules; most important: do not go outside when the island's siren starts wailing.
Forbidden Siren PS2
[Source: Sony PS3 Modding - Homebrew, Upgrades, Mods, and Hacks]