Reborn: My Wife's Regret

In his previous life, the protagonist refused to divorce his wife, solely to prevent her from being with her 'guy best friend'. But on his deathbed, he realized that by trapping her in the marriage, he had also trapped himself for a lifetime. Reborn into a new life, he decides to grant her wish and let them be together. However, just as he is about to truly leave her behind, she is overcome with regret and begins to pursue him.