[ he laughs; it isn't mirthful or mirthless, but somewhere in between. it's more of releasing the tension that's build within him over the last several hours, and what she apologises for takes him off guard. ] What? [ he sounds incredulous, and looks it. ]

Iris … [ he shakes his head, lips curved into an amusing and disbelieving smile. ] It's not like you asked for this. You shouldn't be apologising for this.

[ he glances down at their hands, and lets his thumb sweep over the back of hers. ] I'm sorry I didn't get to you faster. [ at least this time it wasn't a shard of glass, but barry doesn't say it. ]