It could be a hit depending on several factors. A unique plot, well-developed characters, and quality illustrations could all contribute to its success. However, competition in the manga market is fierce, so it's not guaranteed.
Chapter 1 of 'A Condition Called Love' focuses on a chance encounter between the leads. They have an immediate connection and the story begins to unfold as they navigate their feelings. There are also hints of underlying conflicts that will likely develop later.
Chapter 3 of 'A Mother's Love' manga features a conflict that brings the mother and child closer together as they overcome it together. There's also a hint of a new challenge on the horizon.