The power struggle between Kevin and Leo continues as their parents attempt to go out for the evening, leaving their sister in charge.

While Mariana's father visits her in the hospital, tensions flare between Nicolas' biological father and stepfather as well as Jorge and his ex.

When Kevin's parents go out and his sister neglects her babysitting duties, the tension between Kevin and his brother, Leo, comes to a head over Kevin and Fede's science project. Will their hamster survive? Will Fede and Kevin?

The legend of "La Llorona" (The Weeping Woman) is very famous in Mexico and other Latin American countries. Do you want to know more about this spooky and tragic story?

As the press comes down on Judge Garavito, Ximena's former boyfriend comforts Nicolás. Meanwhile, Nicolás' real father seems, as always, to be up to no good.

As Leo begs his girlfriend to come over, Kevin is eager to wrap up his science experiment in spite of his partner Fede's reservations.

Do you know what a "ciguapa" is? Let's let Kata tell us the details of this urban legend from the Dominican Republic.

As Mariana's family debates whether she should tell her story to the press, Jorge and his lawyer engage in some shameful celebration.

As Fede grows increasingly concerned for the health of Nico, the hamster at the center of his and Kevin's science project, Kevin's brother Leo's behavior becomes increasingly erratic.

Julián Martínez will tell us a bit about himself, including how he grew up between Mexico and the United States and came to be a teacher at various levels and institutions.

When Mariana gives a heartfelt interview to the press, Jorge and his lawyer question how it will impact their case.

In the wake of the hamster incident, Kevin and Leo's relationship is strained, to say the least.

As Fernando attempts to console Mariana at the hospital post-interview, Jorge's lawyer, Juan, meets with Judge Garavito.

Albeit tragic, the incident with the hamster has changed the dynamic between Kevin and his older brother Leo forever.

Ximena's ex-boyfriend and Nicolás' real deadbeat dad have a conversation regarding his future as Mariana has a bleak discussion with Fernando at the hospital.