On May 15, 2014, SM Entertainment confirmed that Exo-M's leader Kris had filed a lawsuit against the agency to terminate his contract for violation of basic human rights, including disregard for his health, unfair profit distribution, restricting his freedom, and treating him like a product rather than a person.
Pada tanggal 15 Mei 2014, SM Entertainment mengkonfirmasi bahwa ketua Exo-M yaitu Kris telah memasukkan gugatan hukum melawan agensi ini agar mengakhiri kontraknya karena melanggar hak asasi manusia, termasuk mengabaikan kesehatannya, distribusi laba yang tidak adil, membatasi kebebasannya, dan memperlakukannya seperti produk daripada manusia.