In the family film 'Father of four in the sun', the family has traveled on a much-needed sun holiday, where it will be about peace, relaxation and family fun. The children and Uncle Anders would like to take part in the hotel's competition to become the "sun family of the year", but Dad certainly does not need to prove anything. However, he quickly changes his mind when he sees the over-perfect competing family, among other things. consisting of Dad's old school friend, Bjørn Skov, who throughout their school days has been on Dad's neck for his inability to physically unfold. Dad throws himself into the battle with life and soul, and what should have been just a friendly battle ends up being a fierce battle for honor and restoration, and it is only by the children's loving and inventive intervention that it eventually goes. up to Dad that the family does not have to make all these efforts at all.