Y'all senpai here has got a nice spoiler for all of you sobbing over blue and pink head:
Blue guy says that he got confessed to and wants to give the person a chance. Pink guy feels possessive and while blue guy is out drunk,he gently places his head on blue's hand and gets blushy cheeks. He thinks that he doesn't want to give him away to anyone else
S-SungHoe? (⊙…⊙ )