背徳の記憶〜The Lost Memory〜 (Haitoku no Kioku ~The Lost Memory~)

Background
"Haitoku no Kioku ~The Lost Memory~" is an original song by SCL Project, featuring VanaN'Ice. In it, Gackpo and KAITO seemingly do not remember Len, only that there was a person who was important to them. However, they are still hurt and grieving over his death nonetheless, to the point of blaming themselves, and wish to turn back time to be with him again.

In the end, it is unknown whether Gackpo and KAITO committed suicide and is left for open interpretations.

This song has entered the Hall of Fame. It is featured in the albums LAST COLOR and V love 25～Brave Heart～.