A daughter-in-law manhwa often focuses on family dynamics and the relationship between the daughter-in-law and the rest of the family. It might have elements of drama, romance, and sometimes comedy.
The 'A Bad Friend' manhwa's main plot centers around the ups and downs of friendship. It follows the characters as they encounter various situations that reveal the true nature of their friendships and force them to make tough choices.
To survive, you should build alliances with the right characters. Also, stay away from obvious traps and don't trust everyone easily. Keep a low profile when necessary.