EP1 - Start Again EP2 - A Story Only the Two of Us Knew EP3 - Such a Long Separation EP4 - A piece of memory EP5 - I'm sorry baby EP6 - What are you doing tomorrow? EP7 - About my X EP8 - Come unconditionally EP9 - Two meanings EP10 - X or NEW EP11 - We still don't know each other EP12 - The place you left EP13 - Understanding X EP14 - Talk To Me EP15 - Our time is still frozen on that day EP16 - The person who made your heart flutter today EP17 - The untold story EP18 - Things I learned after breaking up EP19 - Maybe the last moment EP20 - Begin again