It seems to be that citrus scent that made him "the fearsome nice-smelling cyborg" back then. Io said she really liked that one, so it's probably the same one.
I just re-read the whole series again since it's a short one. Sage really improved on this series.
Finally, I finished going through this pool, fixing the existent character tags, adding missing commentaries, and refining some translations. I would be grateful if some of the experienced translators would double-check the check commentary-tagged posts to see if my translations need any further improvement.
After applying the coating agent (Orange smell)New Colors For the Summer
OrangeGreenOilTwo-Component BThat's a really nice smell!Wah!3D Direct Ink*Sniff*