On June 3, 2018, Men's and Women's Missions and Prayer Devotees' Association had their devotional service during the Sunday Evening Service. The Men's and Women's Missions' members from 43 branch churches in Korea joined the service.

Elder Seokgil Song, President of Men's Mission presided over the service, Senior Deaconess Seyoung Oh, President of Prayer Devotees' Association gave representative prayer, and Deaconess Seonghee Kim, President of Women's Mission of Masan Manmin Church read the Scripture. Then, their leaders offered up special praise with "Nobody Could Know" and the special song "Sparkling Waves" with all devotees followed their presentation.

Dr. Esther K. Chung, Former President of Seoul Women's University and President of Alliance Holiness Theological Seminary, delivered the message under the title of "Perfect Faith" based on Hebrews 10:22. She presented the ways to achieving perfect faith: to accomplish sincere heart by casting off selfish motives, greed, adulterous mind, and changing mind, and to become united with each other in love and work faithfully until the end by looking at God who is our Rewarder.