Well, it might be popular because it offers a unique take on Christian values within the context of a romance. The story probably has well - developed characters that readers can relate to. Their struggles and growth in both their faith and relationships make the novel engaging. Also, the setting and plot twists could contribute to its popularity.
One reason could be that it provides an escape into a world where love is guided by Christian principles. The novel may have beautiful descriptions of the characters' emotions and their relationship with God. It might also deal with common human issues like forgiveness, redemption, and hope from a Christian perspective, all while weaving in a romantic plot that keeps readers hooked.
The strong religious themes often draw in readers. It likely portrays characters who are on a spiritual journey while also experiencing romantic love. This combination can be very appealing as it shows how faith and love can intertwine in people's lives.