Mexico City, November 1901. The police raid a private home where a secret party is being held. Among those attending is the son-in-law of President Porfirio Díaz.
The love of his life hates kids. So when his 9-year-old daughter suggests she pretend to be his sister... what could go wrong?
Lalo is a fourteen year old teenager who, from an naive approach, gets involved in the underground world of the gas theft mafia while he's trying to make money to buy a gift for Ana and win her heart.