Bai Mongfa is a beloved teacher, but she has a past that’s about to catch up with her.

Although Asahi and the others enjoy the summer seaside to their hearts’ content, something is wrong; so very wrong…

Asahi must decide what happens next.

Asahi reunites with the others, but they can’t celebrate just yet; a struggle beyond anything they’ve imagined awaits.

Time is in short supply to those who need it the most.

The price was high, but Asahi has finally reached Aoi. Now, the only thing left is for her to lead him to Ai.