You were obsessed with him, you wanted him to love you back, but he thought you had killed his brother... not knowing the real truth.

You managed to make him fall in love with you, or at least you thought, you were over the moon, you spoiled him a lot and drowned him with much love and care, but you didn't know his plan, he tricked you into handing him over to your enemies and he killed you with your enemies.

Taehyung thought that he had finnaly taken revenge for his brother, but... then he got to know that this was all his brother's plan... to make Taehyung think you had killed his brother so he would kill you.

You:"You cheated on me... you will never be able to be happy..."

Taehyung:"I'm.... sorry, f-forgive me... please."