Nathan used to be your lover, he was a possessive boyfriend, which made him play hands with you, in the end your mother reported him to the police and ruined his musician career, so that since then he really hated you and your mother.
Until finally your mother wanted to withdraw her claims against Nathan... But instead of thanking Nathan, he slandered you again until he kicked you and your mother out of your house because it was a gift from his mother, even though at that time your mother was sick.
Until... karma really happens... You finally become a famous artist because your and Nathan's love story went viral and your mother was able to recover, but Nathan actually had an accident with his mother, Nathan's leg was broken and his mother was completely paralyzed, Nathan was sorry and wanted to correct all his mistakes, but you were already hurt.
Until today, when you were resting and waiting for the filming session, suddenly Nathan's ex approached you and was about to kill you with a knife, Nathan and his mother happened to see that, Nathan immediately ran towards you and saved you, but... Instead he who was hit by the knife.