Share: Title:LIGHTSUM - SUMtime University EP. 01 │ SUB Duration: 19:59 Plays: 18K views Published: 1 year ago Download MP3 Download MP4 Simillar Videos ▶️ 2:37 Lightsum(라잇썸) - 'pose!' Official Music Video 18K views • 3 months ago ▶️ 11:54 Lightsum - Light-log Ep. 05 Yujeong's Trip In Busan 18K views • 1 year ago ▶️ 0:17 Lightsum(라잇썸) Official Logo Animation 18K views • 3 years ago ▶️ 21:22 Lightsum - Light-log - Ep.01 Jju In Nagoya 18K views • 1 year ago ▶️ 15:16 Lightsum - Light-log Ep. 10 The Sisters' Unplanned Date 18K views • 10 months ago