Hard to say. A lot would depend on the themes, art style, and how well the relationship is portrayed in the manhwa. Sometimes it could be a yes, but other times, not so much.
To win your husband over in a manhwa, focus on communication and shared experiences. You might find such manhwa on popular manga sites like Mangago or KissManga. Some apps also offer a wide range of options.
You can try some free e - book platforms like Project Gutenberg. However, if this is a relatively new or niche novel, it might not be available there. Another option is to check your local library's e - library system. They often have a wide range of novels available for free borrowing in digital form.
Well, you could try doing things he likes together to strengthen the bond. Also, showing appreciation and support for him can go a long way. Sometimes, small gestures of love and care can make a big difference.
One way could be to have heart-to-heart conversations regularly, listen to his perspective, and work on resolving any conflicts together. Surprising him with small gestures of love and support might also make a difference.