The TV series "Knock on My Door" is a Russian adaptation of a Turkish romantic hit. A young talented girl is studying to become an architect and dreams of an internship abroad. She is actually granted the opportunity and is already preparing to leave, but unexpectedly the businessman who was supposed to sponsor the internship withdraws his support. In a fit of rage, the beauty shows up at his press conference and expresses to the man everything she thinks about his behavior and her shattered destiny. However, following the impulse of her emotions, she unexpectedly kisses the "enemy" in front of everyone.