Calum Hood. Title: Dominant. Ashton Irwin. Title: Dominant. Luke Hemmings. Title: Submissive. Michael Clifford. Title: Submissive. Best friends, Calum and Ashton have known each other their whole lives. They share everything: clothes, friends, even a house. So, when these two dominants get paired with the exact same submissives, it really shouldn't come as a surprise. They're given the option, choose one or share both. Well, they already share everything. Why not submissives, as well? MPREG. C.A.L.M. 5SOS OT4. CalumxAshtonxLukexMichael. BDSM AU.