Loved by King Bs

I pretended to be to be his girlfriend, but I ended up becoming his real lover. He is a well-known Tsundere. I thought my life flipped upside down after getting marked by them, but unexpectedly, they are the ones who changed markedly because of me. Seventeen, Eighteen, and then Nineteen...! What has happened to us? The second story of myself, who wanted to live an ordinary life, and five unordinary-gorgeous King Bs! Plus, an appearance of a weird(?) university senior whos only cold towards me, b...