"Heartist" explores the life and work of artist Sigrun Gunnarsdóttir - one of the most important contemporary painters on the Faroe Islands. The colourful simplicity of her style has resonated with the art world, resulting in local and international recognition. With aesthetically pleasing and carefully composed imagery, inspired by Sigrun's own approach, this documentary delves into her artistic vision, her life journey, personal challenges and quirks.