The rain drummed on the artificial roof tiles, and the sounds of police car sirens made it difficult to enjoy the weather. The smell of blood and dampness, a chalked outline corpse and signs with evidence numbers are commonplace. Among the police were androids designed to help with the investigation.

KN400 stood in the middle of the living room and analyzed the blood in the database, standing with a completely cold face.

"There are traces of dried Thirium 310 near the bedside table" The android's firm and uncompromising voice sounds unexpectedly loud amid the whispers of police officers and investigators