Kouhou Mimamori Osananajimi ga Ama Sugiru
後方見守り幼なじみが甘すぎる
Natsuki Mashima, 24, has had bad experiences with men, as all her past boyfriends have been unsuccessful. Among her friends, Shouya Sano, a childhood friend who is two years younger, stands out as a reliable person. Once known for being spoiled and isolated, Shouya has changed, becoming more attentive and talkative, displaying a nurturing, almost maternal attitude. He is currently looking after her again.