Gentle Male Lead, You Are OOC

[Double male protagonists + traveling through books + cultivating immortals + system] [Gentle and sinister master Gong (Shi Yu) × sometimes serious and sometimes cheerful disciple Shou (Xie Xiao)] The second male lead was just killed by the author's storyline? Reader Xie Xiao expressed his displeasure! It's okay, System 823 will give you a chance to travel through time and save the second male lead. But, what's going on with this messed up plot? And the second male lead, aren't you the cold and gentle master? ! Xie Xiao is grateful: Disciple, thank you Master! Shi Yu raised his eyebrows: How are you going to thank me? Xie Xiao looked up in surprise: Huh? ? Master, are you OOC? Later, Xie Xiao suddenly realized that it was not Shi Yu ooc, so how could the master be wrong? It is this world that is fundamentally at fault! ! ! Mutual love, hey, there is a sub-CP, but the number of couples is not clear yet. Watch the plot and follow the natural development of the plot. This article already has an outline, so just write it according to the outline.