The episode begins with Thoth teaching in class.Dionysus caused a ruckus during class which leads to Thoth leaving the class.Yui begs for him to come back but then discovered that the season has changed to summer.Thoth then suddenly says that tomorrow is summer vacation and tells Yui to gather all the students before vacation.Yui and the gods discussed and came up with the idea of beginning a seaside school.The next day,just as Yui thought they might have a bit of difficulty of asking the other gods to join them,to their surprise,the other gods came.After they reached the beach and stripped down to their swimwear,the seasons changed again,making the water too cold for them to swim.Then they seek out to rest in a house. Apollon told the gods to wait for him as he trys to find a way to make seaside school fun.When he came back,Tsukito told him that Thor and Loki is leaving,saying that since he's a student,they dont'y have to listen to what he says.Then Yui nominates Apollon for the position of the student coucil president,saying that if he becomes the student council president,the others will have to listen to him.Back in the house,Loki misunderstand Apollon's actions but Hades stands up to him,and told them that Apollon has a love more pure than anyone of them can imagine.Loki,feeling defeated,storms out of hte house.But them he saw Apollon and Yui coming towards the house.He exclaims that he is going to leave but then fireworks appeared.The other gods also comes out and admired them.Later on,they played firecrakers in the field before going back to school.During the way back, Yui got distracted by some flowers and stayed behind.Apollon discovers that Yui is not with him and panicked.He manages to find her in the end and got so worried that he hugged her ferociously and told her that he was scared of her disappearing.