Resized to 58% of original (view original)
Artist's commentary
MonoEco
A short fan art series of NDTwofive's Monolith-tan and Ecologist-tan:
pixiv #76539116 »
pixiv #76427888 »
Also ND's Spetsnaz-tan:
pixiv #74830594 »
...and a mysterious passerby stalker:
pixiv #98138798 »