What Is the Relationship Between the Main Plot and the Paladin?

Several years after his rebirth, Lysander loaded his system in a daze, and then found that he was reborn into a certain novel that he had clicked in his previous life. It had been too long. Apart from vaguely remembering such a novel, Lysander had completely forgotten the protagonist. If not for the systematic reminder, those slight impressions would not match up. As for the tasks mentioned by the system... Who cares about it! I have managed to survive without plug-ins and golden fingers for so many years. I am not a sunny and cheerful boy, but my life is not bad now, and there is nothing wrong with living according to my own life plan. This is true, but after the system is loaded, why do some people always try to let him take the main line? ———— Third person, main attack, all members have single arrows, everyone is bad together, but Lysander is sunny and cheerful alone. It's been a long time since the underworld came to get some people from the earthly world! Tips before visiting: 1. Still updating randomly without an outline. 2. It is not a double book, but closer to a post-card adjustment, so this book is subject to uncertain updates, variable number of words, and is completely blind-boxed. Intention: firm goal and unwavering