A young boy is shown dressed sitting in a school boy's shower with nude boys undressing and showering (rear nudity). He then showers at home and masturbates (shoulders and above). He goes to meet a young girl in her bedroom. They strip, shown from waist up, she in a bra, he shirtless. She lies on top of him and she's shown finally opening a condom wrapper, and then he's shown leaving her house. No other detail.

There are some scenes with shirtless teen boys.

There's a scene showing a girl opening a condom with her mouth.

Some scenes of teens kissing.

There's a scene of a naked teen boy masturbating in a bathroom. His penis is not shown but his hand is moving in a suggestive way..

There is a scene showing two naked teen boys showing their butts. Their penises are not shown.

A boy vomits (short scene but it is shown onscreen).

Although the movie is in Spanish, the curses are translated in the subtitled version

There's one use of motherf***er.

Two teenagers are shown smoking.

There's a scene showing a drunk boy puking. The puke is not shown.

There's a scene showing a teen boy taking a tablet of dubious origin. Maybe a drug.