Curious about what exactly trapped the Delgado family inside their home in Netflix’s The Last House? Strange creatures seal every house shut during an endless rainfall that lasts five years. Big mystery of what was keeping people trapped in The Last House explainedNetflix’s The Last House traps the Delgado family inside their home during a mysterious endless rainfall. Robinson offered two possible explanations for their eventual intrusion into the Delgado house. The creatures jump into the hole left by the collapsing house and vanish completely.