Solliciti 100% walkthrough || Horror mod at Serious Sam Fusion (2017) engine

Solliciti is not a classic Serious Sam level, its creator “just wanted to make a ““ level“. So this's not a shooting mod - saying it in other words, that's a quest horor adventure game. I've never expected that there're rather difficult puzzles inside behind a quite simple looking location (6 rooms and 3 corridors). I spent a day trying to find all hidden simbols and solve puzzles. Your aim in getting the best ending is to solve 2 puzzles (with hidden simbols and with a laptop and a key). There're