MKON-130 A 30-something NEET with low self-esteem, former honor student sister-in-law Kasumi Tsukino

When Fuku returns home for the holidays, his sister-in-law Kasumi, a former honor student who works for a large company, has become a shut-in since she became mentally ill from overwork.Her family recommends therapy, but Fuku feels forced and broken.One day, she suddenly says, “I’m sorry for being such a sister-in-law who can’t do anything.”Fuku sees Kasumi’s empty expression and becomes worried, saying, “If I leave her alone, she’ll die.”At that moment, Fuku desperately tries to find a way to give his sister-in-law a reason to live.“There’s not much I can do for Fuku, but if there’s anything I can do, please tell me…” and Fuku says, “I want to see her breasts.”Kasumi, who has low self-esteem, says, “My nakedness is worthless…” but Fuku denies it and sucks on her breasts…