Don't Leave the Children Alone

Catalina, recently widowed, is forced to leave her children alone for a few hours. That night, with the new house all to themselves, Matías and Emiliano (10 and 7 years old) have fun unpacking boxes and searching for their prized video game console, unaware that something will make each of them believe, separately, that his own brother is planning to kill him to become the only son.