Kamitsuki is at his cousin Minoru's sports day. Kamitsuki remembers when he and Minoru went to the beach, but something about Minoru seemed odd...
their brain excretes an overdose of a chemical
يُفرز دماغه كمية مُفرطة من مادة كيميائية
wenn sie das Meer sehen,
eine Überdosis eines Hormons ab,
il suo cervello secerne un'overdose di stimolanti
o cérebro deles libera uma
overdose de uma droga
в их мозг вбрасываются вещества,