vinz's Manga

May contain spoiler
What does salad days has to do with this manhwa?

Back to old english period or the period of Shakespearean lang "Salad days" is an idiomatic expression that means youthful days or the time when one's inexperienced.
Can also accompanied by the enthusiasm, idealism, innocence, or indiscretion that one associates with a young person.

I havent read the whole manhwa yet but i had a glimpse of the first few chapters. I think the story started when theyre still young... And... Uhm ahahahahha im out of words. Its up to you how you connect about that meaning and the manhwa