夕城Mario works in a large warehouse of lost objects where he keeps all kinds of belongings all kinds of belongings accumulated over the decades. Mario, who has Mario, who has long since decided to distance himself from people, spends his spare time investigating the investigating the provenance of objects in order to return lost pieces of their lives to their owners. lost pieces of their lives to their owners. Only Helena, a young policewoman who the warehouse, has been able to break through his armour. armour. One day a suitcase rescued from the bottom of the river arrives at the warehouse. Inside, she finds she finds baby clothes next to some human remains. Mario decides to Mario decides to investigate on his own and following the trail of the suitcase he comes across Sara, a young woman trapped since she was a child in a human trafficking organisation. trafficking organisation. A network that treats people as if they were objects.