Secret Story - Casa dos Segredos 3 is the third season of the Portuguese version of the reality show Secret Story, based on the original French version of Secret Story, which itself is based on the international format, Big Brother.

[citation needed] The season started on 16 September 2012 and ended 107 days later with the final on 31 December 2012, which acclaimed Rúben as the winner.

He doesn't have any limits in the Secret Story house and wants to win to give his daughter everything she deserves.

Bruno is 22 years old and lives in Lagoa de Mira, Coimbra.

Cátia Marisa is 25 years old and lives in São Mamede de Infesta.

She considers herself the biggest fan of Portuguese singer Mickael Carreira.

Cátia Marisa doesn't have a lot of luck with men and wants to go to the Secret Story house to become famous.

He says that life has presented him with challenges and when he decides to enter one he refuses to lose.

Fábio lives with his parents in Porto and works at a shoe store.

He loves to go out at night and to spend hours having deep conversations.

Hélio worked as a chef in his parents' restaurant but got fired due to the financial crisis.

Jean-Mark is 21 years old and lives in Vila Nova de Gaia with his grandmother since his parents work in Mozambique.

He was born in South Africa but moved to Portugal when he was 16 due to the rising insecurity.

She likes to take care of her look and she loves to go out at night, getting her nails done and shopping.

She's taking a degree in PR and she works in her dad's travel agency.

She wants to go to the Secret Story house to win the final prize and to be famous.

She wants to go to the Secret Story house to give her life a new perspective.

Nuno is 24 years old and comes from Camarate and has played professional soccer but abandoned his career to working in his father's company.

He likes women with nice shoes and that's the first thing he notices when meeting someone.

In 2008 he won the title of "Best Portuguese Butt" by a well-known clothes company.

He wants to enter the Secret Story house to become famous and to help his father's company.

Petra is 25 years old, comes from Lisbon and is taking a master's degree in education.

She's very careful with her body and practices several martial arts like Muay Thai.

Sandra is 22 years old, comes from Lustosa a village in Lousada and is taking an accounting course.

Tatiana is 19 years old and lives alone in Vila Nova de Gaia since her parents are working in Angola.

She wants to enter the Secret Story house to test her limits and to have fun.

Her biggest dream is to become a model and that's why she wants to enter the Secret Story house.

Tracy loves to take care of her body by controlling what she eats.

Nominations follow a different formula than is typical of the Big Brother franchise.