"You mean," Kuroko started. "You'd be my Heat Partner?" He didn't expect Kagami to explode into a myriad of different shades of red more impressive than his own hair. "Y — yeah tha's what I'm sayin!" for some reasons he lapsed into english with an odd accent. KagaKuro & side-pairs A/B/O Dynamics & Sex Pistols AU - Fusion

It was always been the five of them, never did they thought of the probability of 'factor x' coming their way. Kuroko and his brothers' beliefs were put to the test as their world gets invaded by these unfamiliar presences. And would these 'unfamiliar presences' be able to accept what lies beneath the tight bond of their brotherhood? PAIRINGS: KAGAKURO, AKAFURI, MIDOTAKA, AOKISE,