Umineko

You have been given a chance to catch a glimpse of the family conference held annually by the Ushiromiya family. The remaining life in the old family head who has built up a vast fortune is very slim. To his children, the greatest point of contention at this family conference is the distribution of his inheritance. Everyone desires all that money, no one relents, and no one believes. Who will gain the old head's vast inheritance? Where is the 10 tons of gold that the old head is said to have hidden?