In MASTA WU’s 2nd album, “MASS WU PT.2” MASTA WU filled the album with more developed sound and style. 1TYM leader TEDDY put his support in the album for his old friend, and BRAVE BROTHERS also put their best effort to contribute the quality of the album. TEDDY is also appearing as a guest artist of the album, and other family member like JINU, KUSH, BIG MAMA, and JI-Eun gladly participated as a guest artist of the album.
The lead single of the album “Don’t Stop” is produced by Teddy, and featured by JINU (of JINUSEAN) and MASTA WU wanted to talk about his confident journey of his music career while JINU and MASTA WU’s rap were harmonized. MASTA WU also confessed his love in a track called "Girl Friend" and he expressed and described his love in a gruff but warm manner. In a track "Do or Die", MASTA WU collaborated with his old friend TEDDY and talked about their friendship on the loud beat. Differentiated from his 1st album, MASTA WU tried to fill his album with various music styles.