Guitar, Loneliness, and the Blue Sea

[Multiple Female Leads] [Grand Blue Dreaming Comedy and Everyday Life] Honestly, dating is exhausting. From meeting to falling in love, holding hands, hugging, kissing, and finally getting together... Every step has to be carefully planned, every detail has to be flawless. I went through all that way too many times in high school. So now, I, Kasumigaoka Yusuke, just want to enjoy a silly life. Go diving and drinking with Kitahara Iori and the gang, and play rock music with Goto Hitori and the girls. Live freely, happily, and enjoy every day. What's wrong with that? "And what if the dozen or so ex-girlfriends you left behind in Tokyo come knocking?" The young man set down his glass and pondered for a moment. "Well... I'll bring a smile to their faces with some flammable oolong tea!" [Group number pinned in the comments]