Himitsu no Hanazono
Mune Kyun ♡ Shitai Ndesu! (1x3)
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The youngest brother, Hinata, finds his lack of experience in romance a problem when writing the plot for a new manga. He enlist Tsukiyama’s help in find out what his audience would like to read about- however, Tsukiyama finds that she too lacks experience as her last love was in high school.