37 Degrees C Spirits by Murakami Sachi [Eng]

Plot Summary:

When the owner of a flower shop and the owner of a liquor store get married, their sons, Chiaki and Mine, suddenly become stepbrothers. However, there’s an ironic twist—despite being in the liquor business, Mine has zero alcohol tolerance and gets drunk far too easily. As Mine stumbles through his drunken escapades, Chiaki can’t help but take advantage of the situation. What mischief—and maybe something more—will unfold between these two? Read to find out!