The rain poured down relentlessly. A figure stood in shadows. Darkness enveloped the quiet street. A scream pierced the stillness. Lights flickered in nearby windows. A body lay in alley. Blood pooled beneath the victim. Footsteps echoed down the pavement. A detective arrived on scene. He scanned the surrounding area. Questions began swirling in mind. Clues needed to be found. Who could have committed this?