1719，关于被锁住的那些时间2014年第一张SOLO专辑《Me?》，接着是《MEiNE》、《Deine》、《Happy Now》等，用音乐把自己的故事诚实地表达出来的HA:TFELT，发行第一张正规专辑《1719》。如同处于不安的感情漩涡中的17~19岁少女一样，讲述了HA:TFELT作为唱作人正式活动的2017年到2019年这段时间的故事。另外，平时在多个领域受到采访、推荐词等邀请的HA:TFELT，其笔力也得到了认可。本次专辑特别地通过音乐和以自己的故事为主题的书《1719(부제: 잠겨 있던 시간들에 대하여)》，以限量的形式发行，提高了期待感。[Album Review]01. Life Sucks“Life sucks for everybody. Just let me find peace of mind”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA), Fredrik Fredro ÖdesjöLyrics by HA:TFELTArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA), Fredrik Fredro Ödesjö02. 피어싱 (Piercing) (Feat. THAMA)“本以为能坚持下来，但更痛了，无法钝化”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA)Lyrics by HA:TFELTArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)03. 새 신발 (I Wander) (Feat. 개코)“走着停着，跑着跑着，总有一天会变舒服的，会熟悉的”Composed by Gaeko, YuthLyrics by GaekoArranged by Yuth04. 위로가 돼요 (Pluhmm)“你喜欢吃软的李子吗？”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA)Lyrics by HA:TFELTArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)05. 나란 책 (Guitar Ver.)“展开所有的页面，打开隐藏的箱子”Composed by HA:TFELT, 이우민 “collapsedone Published by JYP Publishing (KOMCA), Lou PageLyrics by HA:TFELTArranged by G.QOO06. Cigar“你看不到被烧成黑色的我吧，看不到消失在空中的我吧”Composed by HA:TFELT, Padi, NuttyLyrics by HA:TFELTArranged by Padi, Nutty07. Make Love“哪怕只是暂时填满空荡荡的心也好，想要得到爱的心都是一样的”Composed by HA:TFELT, Padi, Vendy, NuttyLyrics by HA:TFELTArranged by Padi, Nutty08. Satellite (Feat. ASH ISLAND)“只是你自己发光，你走你自己的路吧”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA)Lyrics by HA:TFELT, ASH ISLANDArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)09. Sweet Sensation (Feat. SOLE)“会成为完美的一天”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA)Lyrics by HA:TFELT, SOLEArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)10. Solitude“不，我一个人觉得很舒服的现在，是没有你的现在”Composed by HA:TFELT, G.QOOLyrics by HA:TFELTArranged by G.QOO11. 3분만 (Feat. 최자)“再给我三分钟的机会吧，虽然这是很常见的话”Composed by HA:TFELT, FRANTS Published by Big Hit EntertainmentLyrics by HA:TFELT, ChoizaArranged by FRANTS Published by Big Hit Entertainment12. Bluebird“深吸一口气飞到绿色的大海上”Composed by HA:TFELT, GodanLyrics by HA:TFELTArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)13. Sky Gray“Sky gray on my mind”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA)Lyrics by HA:TFELTArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)14. How to love“留在我身边的话也许会知道 how to love u”Composed by HA:TFELT, 이우민 “collapsedone” Published by JYP Publishing (KOMCA)Lyrics by HA:TFELTArranged by 이우민 “collapsedone” Published by JYP Publishing (KOMCA)