JKLuv's manga / #Threesome(2)

Keiichi is raising his twin nephews Ren and Takumi as his sons. Ren is a promising future researcher and Takumi is a national swimmer. Keiichi's always wanted to give his two excellent sons whatever they wish for, but on their 20th birthday they unexpectedly started pestering him about... wanting him..? The story of the crazy love triangle of these two boys that want to stay with Keiichi both as family and as lovers! [The story involves a lot of smut. Their relationship is also really nice. Has beautiful art, and the twins are very possessive which is *chef's kiss*]

Eunsoo runs a flower shop with his mother. But one day his single mother told him that she had a boyfriend with marriage plans in mind. Furthermore, his mother's boyfriend has twin sons. Unexpectedly, the twins who were his soon to be little brothers, upon their first meeting treated Eunsoo with utmost kindness and try to make forbidden physical contact with Eunsoo. [It's a good webtoon. Mostly smut... actually just smut, but the storyline isn't completely nonexistent lol]