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*]
Futari No Musuko Ni Nerawarete Imasu