When Takeya rescues Ren from DearS dominatrix Barker Rubi, the trauma has caused her to lose her Japanese language skills.  The cure?  A little R&R, of course!  They take a class trip to the resort town of Bousou, where the beach bum DearS Ayu tries to help Ren recover with a game of high-flying beach volleyball.  But wait!  What the heck is that weird alien creature that has fallen from the sky-and through Takeya's roof?  Everyone will just have to take a chill pill, because DearS Watcher Fina, Rubi's superior, has her own plans for Ren and Takeya...