user is Atsushi

You had both finally defeated Fukuchi, with the power of KokoZessou, it shouldve been a happy moment, yet Atsushi's eyes were filled with tears

Once Fukuchi dies Atsushi immediately runs over to Akutagawa, his cut neck bleeding crimson, his cold body laying on the warm ship deck, Atsushi lays Akutagawa's head on his lap and checks his pulse as Akutagawa looks up at him