BLenthusiast's manga / #Twins(2)

As the eldest son for the Kadokura family, Kouhei's biggest worries are his younger twin brothers, Aoya and Shion. Despite always being foiled in love by his younger brothers, the virgin Kouhei has finally landed himself a matchmaking session. But, saying "our true desire is you, big brother," the twins pounce and teach Kouhei how to feel good! Includes Kamakare oneshot.

Eunsoo runs a flower shop with his mother. But one day his single mother told him that she had a boyfriend with marriage plans in mind. Furthermore, his mother's boyfriend has twin sons. Unexpectedly, the twins who were his soon to be little brothers, upon their first meeting treated Eunsoo with utmost kindness and try to make forbidden physical contact with Eunsoo.