Secret Story 12 is the twelfth season of the French reality television series Secret Story, which is based loosely on the international Big Brother format.

In October 2023, TF1 announced the return of the series, after a seven year absence.

If somebody found the secret in common to all the Housemates, they would be safe from Eviction that was set for Day 4.

^Note 3 : On Day 3, Lou and Léo found the secret in common and were safe from eviction along with Zoé and Maxence.

^Note 4 : In Week 2, Cassandra won the weekly Master of the House challenge, therefore, she was immune and won the power to nominate one Housemate directly.