Nikita lives in the small town of Chegarinsk, which is right on the drug trafficking route from Central Asia to Siberia. Deciding to go to Moscow to build a musical career, Nikita wants to earn extra money. His childhood friend offers to transport a bag of drugs, and during a trip to Krasnoyarsk, Nikita miraculously does not fall into the hands of the police。酷馬是個馬拉松選手,在一次意外中失去性命,而兇狠片刻之後,等待判刑的未成年兇手跟孤魂野鬼同樣的寂寞。酷馬藉著生前最後的記憶連結到凶手糖果,糖果沒想到自己是唯一看得見酷馬的人。 糖果決定要幫酷馬跑完馬拉松。漫長的賽程中,酷馬一路相隨,酷馬媽媽終於看到糖果是來幫生命送一封信的。。