Lena, a 40-year-old actress freshly divorced, is determined to rebuild her life. Embracing change, she quickly plunges into the vibrant nightlife of Warsaw—and into the arms of Kundel, a young, charismatic student. Their relationship is a passionate explosion where the boundaries between intimacy and desire begin to blur. Meanwhile, Lena’s ex-husband Jan, a respected lawyer, struggles to accept the end of their marriage. A spy app installed on Lena’s phone and an apartment rented across from her window become his tools of control. But is it heartbreak, or a dangerous obsession?