Per 
Object class Euclid
Special Containment Procedures SCP-XXXX Is to be kept at Site-77 within a standard containment chamber, two armed guards are to be present at all times on the chamber door to make sure nobody enters.
Description: SCP-XXXX Is a 19cm x 24cm old-looking book with nothing on its cover and back.
According to SCP-XXXX Witness, every time someone mantains contact with SCP-XXXX, SCP-XXXX starts writing itself with permanent ink describing with detail the circumstances and way of the death of the subject that kept contact with SCP-XXXX.
After SCP-XXXX finishes writing, the subject has 5 minutes to live until he/she dies according to SCP-XXXX's description.
The causes of this events are unknown and are being studied for now.
Test with a class D
(Class D mantains contact with SCP-XXXX)
(SCP-XXXX writes: (DATA EXPUNGED) will die beheaded by a metallic square object in less than 50 meters from here.
Investigators let Class D subject return to his cell, 5 minutes later a technical error causes the cell door to get locked when closing, when Class D (DATA EXPUNGED) tries to enter his cell the security door closes with a force of 200kg crushing (DATA EXPUNGED)'s skull and brain.
