Presidential order forces children of the officials who are working and studying abroad to return, so chief of police Petro Burundiak has his son Vasyl back in Ukraine and working as a police freshman.

After his phone breaks, Matvii goes to search for a woman whose life he had been observing through it up until that point, not knowing how she will react if she finds out that he's a wheelchair bound war veteran.

Whilst going about her usual business, Dasha, a carefree teenager from Odessa, witnesses her younger brother throwing himself off of a high-rise apartment building. After looking into the recordings of his phone, she discovers that he took part of an online challenge known as "I'm Playing", which was thought to be an urban legend and was founded by a shady and mysterious organization unknown to the general public. Not realizing the full scope of the danger, Dasha starts an investigation of her own, putting the life of everyone she knows at risk.