《7llin' in our Youth》是NCT DREAM一起前往大海，自由、舒适地休息的综艺内容，共由6篇构成。从3月11日晚8时（韩国时间）开始，每隔3天在YouTube NCT DREAM频道与观众见面。特别是，此次节目展示了暂时脱离日常生活的成员们通过露营、吃播、游戏、活动体验等休息的治愈小插曲，预计NCT DREAM将以愉快的魅力获得很好的反响。

《7llin' in our Youth》是NCT DREAM一起前往大海，自由、舒适地休息的综艺内容，共由6篇构成。从3月11日晚8时（韩国时间）开始，每隔3天在YouTube NCT DREAM频道与观众见面。特别是，此次节目展示了暂时脱离日常生活的成员们通过露营、吃播、游戏、活动体验等休息的治愈小插曲，预计NCT DREAM将以愉快的魅力获得很好的反响。

Writer Lee Yun-ho was the son of a traditional music drama family and met Hanako who had visited Cheongju to learn gayageum. Hanako passed away, leaving her 12 year-old daughter Yumae. Lee Yun-ho lived with her and his old father. Sora, a friend of Hanako, had loved Yun-ho for a long time and took care of his family. However, Yun-ho still had Hanako in his heart and consoled his lonesome heart by loving his daughter Yumae.

The story of an ordinary woman with dream walking ability to control other people's dreams against the backdrop of a noisy city in a serial murder case and a serial killer who can control other people's dreams.