http://www.mangago.zone/read-manga/breath/
may be this?
Sorry but this isn’t it, but it was a good read thou.
only some parts of your description matches with what i've found here. i hope you find it (๑•ㅂ•)و✧
http://www.mangago.zone/read-manga/yononaka_wa_bokura_ni_amai/
http://www.mangago.zone/read-manga/soukyoku_megu_iroha/
I think it should be this manga(the plot is very alike)
http://www.mangago.zone/read-manga/innocent_maze/
Omg thank you!!!! This is the one!
Guys please help! So this manga has twin uke. One twin is popular and the other is not. Popular twin loves his his twin bro so much that he keeps everyone from getting too close to him. So the popular Ike will make everyone fall in love with him to protect his precious twin brother. But when the seme starts to like his twin brother he tries to intervene and drive him away from his twin brother. In the end the seme gets his precious twin brother. Please help me find this manga!!