Natsuki has been acting strange and seems to have his head in the clouds through everything he does. After being interrogated by Minamo and the others, he reluctantly confesses to them that he kissed Atri in the ocean. 
Hearts are complicated and sensitive.
القلوب مُعقّدة وحسّاسة
Herzen sind kompliziert, empfindlich
und um sie zu verstehen, braucht es Zeit.
El corazón es complicado y delicado.
El corazón es complicado y delicado.
Les sentiments sont souvent
vagues et fluctuants.
Il cuore
Um coração é algo complicado,
e muito delicado.
Чувства — штука сложная, хрупкая,
так просто в них не разобраться.