Save the Tragic Male Protagonistquickly Wear

In every novel, apart from the two happy protagonists, the only thing left is the tragic and bitter male protagonist. Lou Nuo's mission is to let these lonely male protagonists live a happy life. Lou Nuo's plan is to find a partner for the second male lead and heal his little heart. It's just... I kept searching, why did he become the target of the second male lead? ! Purpose: Save lives