From Renta: "I can't get it up...? What's wrong with my body...!!?" On the day after his birthday, naughty high-schooler Yuki finds out an astonishing truth: he's not actually related to his older twin brothers, Rai and Mei. Has the shock of this discovery made Yuki impotent!? Yuki's feeling down and is worried about his erectile dysfunction, but the silly, macho Rai and smart, caring Mei offer to fix his problem by bathing with him. The three of them in the bath together reminds Yuki of when they were kids, but suddenly, Rai's hand reaches for Yuki's crotch! What's worse is, Yuki, who couldn't get an erection from looking at girls, gets rock-hard from his brothers' foreplay! "ガテンとインテリ、双子の兄貴と俺のスイートラブ・ライフ⁈" (Gaten to Interi, Futago no Aniki to Ore no Sweet Love Life?!/The Brawn and the Brain -My Sweet Love Life with Twin Brothers!-) is the title of the series when it was released per chapter in 2016. "双子の兄のどちらか選べと言われても" (Futago no Ani no Dochira ka Erabe to Iwarete mo) is the title of the series when it was re-released as a tankoubon in 2017, which contained the previously released chapters and an extra chapter called "その気になれば俺だって" (Sono Ki ni Nareba Ore datte).

I adore how Lord Tonemura dislikes things his subjects dislike, and how utterly kind he is—Lord Tonemura and his retainer had been together for seven years since middle school, so much so that acquaintances dubbed them ‘Lord and Retainer’. Yet, in truth, the retainer harboured romantic feelings for Lord Tonemura, maintaining the pretence of being just a close friend. Whilst their friends teased them about ‘fate’ for being together constantly, the retainer, who had acted solely to stay by Tonemura's side, knew full well it wasn't fate... Then one day, out of the blue, Tonemura said, ‘If I were a woman, I'd date a loyal bloke like you.’ Realising once more that, as a man, no matter how hard he tried, he could never be the one Tonemura truly wanted, the retainer...

I want you to be free from me and happy......Ichitaka is an Omega who is married to Goro, an Alpha who hates Alphas. He spends every day worrying about how Goro really feels, being that he won't turn him into his mate although they're married. In the midst of all that, there's a change in Ichitaka's body...!?"Even if I can't be with Goro, if I have this baby, I can continue living." Making his mind up, Ichitaka leaves a signed divorce registration form on the table and disappears... Timid from their mutual care for each other, they end up assuming how the other one feels... How does the love story of these two awkward people end!?