'' THE HOTTEST:N.FLYING'': 3rd mini-album

• 그러니까 우리(Don't Forget This)
• 뜨거운 감자(Hot Potato) Title
• 골목길에서(Crossroad)
• I Know U Know
• 이보다 좋을까(Can't Be Better)
• 딱 하루만(Just One Day)

released on 3rd January 2018

Jacket Making , M/V Making

• Modern Boys
• Cover Star: SeungHyub; KwangJin; ChaHun; JaeHyun; HweSeung; Group
• Appendix
• Article Archive
• Dreaming Potato
• Dreams Come True☆
  • 뜨거운 감자 Lyrics Video
  • 뜨거운감자 DANCE VER.
  • 뜨거운감자 발라드 Ver.(With 이석훈)
  • 골목길에서 STUDIO LIVE VER.