Crawl to Me (2012)
The protagonist of the story is called Ryan. He tries to protect his family from something that appeared out of the hole in the wall of the basement of his new country house. Only after a series of incomprehensible and terrifying incidents Ryan realizes that he must give up all their infidelity to come face to face with the terrifying truth.
This tense thriller that makes the reader constantly guessing about what is happening and surprise ending.