pg5 昼間のことがあるから // なんだかチセおばさんがすごくエッチに見えてきた... Ever since the conversation earlier today... I think/I feel like/For some reason, Chise-obasan looks way sexier to me.
(note that "since it's daylight hours" makes no sense because it's a continuation of the こんばんは from the previous panel, and then they go on to talk about having dinner) you could reword it to make it more natural, but you get the gist