Ruan Ji is a scholar in Wei-Jin period, who feeling nihility because of the conflicts of life emotion and meaning. He tried transcending the feeling of existential hopelessness and finally settling himself in creation of literature. Ruan Ji's "Yung Huai" Poetry reveals existence and the seeking of life meaning. Logotherapy is Viktor Frankl's theory which about tranquility of life. My thesis reveals Ruan Ji's "Yung Huai" Poetry has function of tranquilizing life according to Viktor Frankl's theory. Therefore, I point out that the relation of literature and logotherapy in the function of therapy by discussing the problem of Ruan Ji's "Yung Huai" Poetry and logotherapy of literature.