Today is the eve of the first of the several days that the two moons will shine their brightest and strongest on Freyheimr. Back on earth, the full moon usually lasts 3 days at most. As for this world, they have two moons that are full for a span of 7 days or a week whenever both of them are full at the same time.
This world also has 14 total months in a year so more instances of a full moon or two full moons. The two moons have different jobs, each telling the people what month and season it is in a year. For this festival, it was an event where both moons will be full.
The first moon, "Mayari" is full since it is the end of the month while the second moon, "Kadeyuna" was full since it is the end of the season of "Koch" or spring in these parts which lasted for 4 months. By the next month, it will officially be "Llov" or summer which will last 3 months.
