If a scientific test could determine the authenticity of your love, would you dare to take it? "Fingernails," a whimsical exploration of love from the visionary director Christos Nikou, boasts an ensemble cast including Jessie Buckley, Riz Ahmed, and Jeremy Allen White. Anna (Jessie Buckley) and Ryan (Jeremy Allen White) are deemed soulmates by a groundbreaking technology. But there's a twist: Anna harbors doubts. Her uncertainty deepens when she begins working at the love-testing institute and crosses paths with Amir (Riz Ahmed). "Fingernails" marks director, writer, and producer Christos Nikou's sophomore feature and his inaugural venture into English-language cinema, following the footsteps of his critically lauded debut, "Apples.