Cheollima Civil Defense (CCD), the group which claimed in early March to have rescued Kim Jong Nam’s son and many other North Korean defectors, released an open letter to South Korean presidential candidates on Tuesday night Seoul time.

The open letter to the candidates is the third post uploaded by the mysterious group, and the first time it has weighed in on South Korean domestic politics.

“We would like to make a request to the presidential candidates,” the title of the letter, uploaded on its website, reads.

“Many people are looking forward to freedom and are waiting for our help.