Rogue Guild Investigation Quest

else if (rumour_nd == 1) {
        mes "[Guildsman]";
        mes "Yeah, we're investigating";
        mes "the strange crimes that are";
        mes "going on around the kingdom.";
        mes "How'd you know about that?";
        next;
        switch(select("I was just...:Can I help?")) {
        case 1:
            mes "[Guildsman]";
            mes "Just what...?";
            mes "Speak up, pal.";
            close;
        case 2:
            if (zdan_edq > 10) {
                mes "[Guildsman]";
                mes "So you wanted to help";
                mes "us out? Heck, we could";
                mes "use the help, I guess.";
                mes "I need you to go on a bit";
                mes "of a trip for me, so get";
                mes "some provisions ready, yeah?";
                set rumour_nd,2;
                close;
            }
        }
    }