Rachel, 27, is raising her sister Gabby, 24, all by herself. When the social worker finds out she leaves her sister alone in the house while at work, she is forced to place her in a day-care center. For the first time in her life she shares the upbringing of her dear sister with someone else, her daily routine collapses and the huge void, left by her sister's absence, makes room for a man in Rachel's life. That man, Zohar, tears another crack in the symbiotic relationship of the two sisters. Rachel hangs on to his love as if it was a life belt. But her inability to lead a normal, intimate and emotional relationship with anyone but her sister, forces them into a twisted threesome, where boundaries between love, sacrifice, nurturing and torturing – are broken.

Chelli et Gabby sont sœurs et s’aiment follement. Chelli s’occupe seule de Gabby qui est handicapée mentale. L’arrivée d’un homme – Zohar – dans la vie de Chelli fait naître un trio singulier, où les frontières entre protection, sacrifice et amour vont être brisées.

"את לי לילה", סרטו של אסף קורמן, מביא את סיפורן של זוג אחיות, חלי ,בת 27 (לירון בן שלוש) וגבי ,בת 24 (דנה איבגי). חלי מקדישה את חייה לטיפול בגבי אחותה, הסובלת מפיגור שכלי. כשנכפה על חלי להרפות מהטוטאליות של הטיפול בגבי, נכנס גבר חדש לחייה. הקשר ההדוק בין האחיות יוצר משולש מורכב, שעומד במרכז הסרט ומניע את עלילתו לכיוונים מפתיעים.

Chelli cria Gabby, sua irmã deficiente mental, sozinha. Quando a assistente social descobre que ela deixa a irmã sozinha em casa durante o horário de trabalho, Chelli se vê obrigada a colocá-la em uma casa de cuidados, e o vazio deixado pela ausência da irmã abre espaço para um homem em sua vida. Seu relacionamento com Zohar provoca outra rachadura na relação simbiótica entre as duas irmãs, enquanto os três são lentamente arrastados para um estranho triângulo no qual as fronteiras entre amor, sacrifício, carinho e possessividade são rompidas.