A trench-coated spy initially working for the Lepton Kingdom/Alpha Cygnans. He monitors the girls, abducts C-ko, but ends up stranded on Earth begging for donations to repair his ship.
B-ko applies her scientific knowledge to assist D in achieving his goal of leaving Earth.
B-ko dedicates her technical expertise to aid D alongside his stranded companion.
The two aliens share a bonded status as fellow castaways seeking to return home.
Both are described as stranded extraterrestrials sharing the same predicament.
C-ko extends her fondness to D, mirroring her attitude toward his companion.
C-ko has developed a soft spot for the stranded... D.