Unmei no Tsugai ga Omae da Nante

Impatient 29-year old omega Shishikura has watched all his friends get married while his own romances keep fizzling out. Determined to find someone compatible, he turns to a matchmaking service. But while waiting for his perfect soulmate to be found, he goes into heat at the worst possible moment—alone with Kotani, a new coworker who is nursing a longtime grudge against Shishikura! After spending a desperate steamy night together, there’s no doubt that the two are physically compatible, but do they even like each other?
(Source: SuBLime)