If you worry about the age gapSpoilerBom (green hair) is actually 700+. Also in the beginning it's mostly her having a one sided crush for him. If her feelings for JiTae seems so sudden, there's actually a reason why, which is explained later (at least in the novel).
If you worry about the age gap
Spoiler
Bom (green hair) is actually 700+. Also in the beginning it's mostly her having a one sided crush for him. If her feelings for JiTae seems so sudden, there's actually a reason why, which is explained later (at least in the novel).