Fuyuhiko Adachi's Links
Found Makoto on an island that was in ruin, adopted him as his brother. He feels bad for the poor moth, but they bonded over talking about their passions.
(Fuyuhiko is a chemist)
Was stranded on an island covered in ruin, Fuyuhiko found him and adopted him as his little brother
Bonded with Fuyuhiko over his passions
(Makoto is an astrologer)