A seat comprising an underframe and a seat element wherein the seat element comprises a front seat part, a rear seat part, a lower backrest part and an upper backrest part wherein the seat element can be displaced from a basic position into a reclined position, and wherein the seat element comprises at least one supporting arm composed of at least one upper support and at least one lower support having an arcuate profile in a transitory region between the rear seat part and the lower backrest part, and wherein the upper support and the lower support are connected at an upper backrest part. At least one guide element guiding the upper support in a front region of the seat part, and at least one connecting link positioning the upper support and the lower support with respect to each other. The front seat pan: being capable of being pulled back by the upper support when the backrest parts are loaded by an individual leaning against them.