http://www.pixiv.net/member_illust.php?mode=manga_big&illust_id=33964737&page=1

K: h, hey.
J: hey.
K: u, um!
K: i think i'd also like to try smoking.
K: won't you let me try a cigarette?
J: no.
K: w --
K: why? isn't just one fine? we're f --
K: friends, aren't we ...
J: 'cause we're friends.
J: someone who offers cigarettes to their friends isn't a real friend.
K: yeah.
K: it's fine, then.
J: yeah.