Each symbol at the top represents a number. First one one the top right is the corner of the number 1. Accordingly the rest are numbers: 1,6,4,3. Touch them in that order and the door will open.
The sequel to the award winning Hellblade: Senua’s Sacrifice, Senua returns in a brutal journey of survival through the myth and torment of Viking Iceland. Intent on saving those who have fallen victim to the horrors of tyranny, Senua faces a battle of overcoming the darkness within and without.