Search for an omegaverse mange

Hello, i need your help !

I'm searching for an omegaverse manga (BL).
Story :
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An omega is dating an alpha but suddenly the alpha meets his fated mate.
The alpha leaves the omega to go with his destined partner.
Years later, the omega meets a new guy who's an alpha but also the brother of his ex.
Then this new alpha boyfriend also meets his fated mate who's the same as his brother.
Fortunately, he decides to chose his boyfriend over his fated mate.
"Happy ending"
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Does anyone know the name of this manga ??
Thaaanks