When and where the story happen in biag ni lam- ang?

The story of "Biag ni Lam-ang" takes place in the pre-colonial Philippines in a place called Nalbuan, which is now believed to be located in the Ilocos region.

The story is set in a mythical time before the arrival of the Spanish, during a period when the Filipinos were governed by their own customs, beliefs, and traditions. There is no specific date given in the epic, but it is believed to reflect the social and cultural realities of the pre-colonial period.

While the exact location and time are not definitively stated, the epic's setting is significant for its depiction of the Ilocano culture, traditions, and beliefs. It provides a glimpse into the world of the ancient Filipinos, offering valuable insights into their way of life, values, and worldview.