Am I Dressed as the Second Male Lead in a Novel?

These days, you can travel through time just by reading a book, and also to the licking male lead in a male porn novel? The original heroine has become such a bitch, she still wants me to lick her? There are no doors! Since he is possessed by the plundering opportunity system, it would be boring not to compete with the original male protagonist! Can the original protagonist become the richest man? Sorry, I'm here, but you can't make it! Can the original protagonist amaze the world with his medical skills? Sorry, I'm here. It would be nice to give you some face and let you become a charlatan. Can the original protagonist attract celebrities and beauties from all walks of life? Sorry, you hypocrite, you don't deserve it! After finally traveling through time, will I be satisfied with my role as the second male lead? Impossible! No matter what, I have to play the protagonist for once and have fun! Even if I want to do something immoral, I must do it openly! I would rather be a real villain than be a... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.