At Hakuou Academy, Risa discusses with Hayate about why people recently been calling them the "idiot trio". Izumi and Miki thrash out then start arguing together with Risa, they decided to find results on who's the smartest of the three by creating an interesting film. Hayate follows Izumi firmly to where she’s recording a plant growing, but accidentally kills it. Next, Miki shows them some eggs she’s waiting to be hatch; however, Hayate corrects her that unfertilized eggs will never hatch. Last, Risa presents a contraption that sets off balloons, but failed to notice them flying away without recording. In the end, it became clear to Hayate that the three are idiots. Thinking about yesterday, the trio are in session alone then again rather study on how to be popular. Hayate comes to check on them, and Risa tries to force him into doing something shameless to Izumi for the cute and blush research.

Shiori fixed a tape recorder for Yukiji then tells her days as a student at Hakuō Academy. 7 years ago, when Maria was the student council president, Shiori amazed how academic and cute Maria is, so she shows her camera photos of her growth…but Maria breaks it like it was an accident. In the end, it seems Maria refuses to expose any of her cute traits. At the Sanzenin Mansion, Maria discovers a love letter for Hayate; however, he wants to turn it down then Nagi returns a strict reply to the sender; a second later, the sender replies a horror letter to Hayate which now scares him. Nagi devises Hayate and Maria to go on a fake date in order to drive away the sender. The sender is revealed to be Linn and he gets enrage of seeing Hayate dating Maria. Hayate and Maria follow Nagi's script by trying on different clothes even though it's embarrassing, with Ayumu and Hinagiku following them thinking their date is real.