Stories with Twins (no incest)

Lala was to be married off to a rich tranders son, Uruji, who fell in love with her when they were children. However, Lala did not want to marry , Uruji so she asked her twin brother Ramudan to take her place while she ran away from the country with the man she loves.

Kureto who is a straitlaced person and got into his university of choice. However, his parents forces him to pretend that he is his younger delinquent brother (who got hospitalized) to help him pass school. Kureto quickly discovered that his younger brother is a slut as every guy wanted to have sex with him.