They both reflect on their past; Nanami came from Shizuoka to Tokyo and started working as a dancer because her former job didn't pay enough, Shun was left by his mother as a child and now works as a goldsmith in his stepfather's workshop.
Both characters reflect on their past circumstances; Nanami moved from Shizuoka to Tokyo and took up dancing due to financial constraints, while Shun was abandoned as a child and is currently working as a goldsmith in his stepfather's establishment.