A rich girl leaves her family to avoid marrying the person her father has chosen for her. Her father offers a reward in order to find her and an other girl that looks exactly like her is brought to him.
Loukis, after a successful break-in, manages to escape the police chase thanks to a younf flower seller named Krinoula who introduces herself as "Little Mouse". He will take her with him in his hideout where he lives with Vangelis, Hristina and their gang leader Costas. Loukis wants to live an honest life and so he rents a room with the Little Mouse and tries to astart over. Costas though is not yet ready to see his criminal gang disband...