This whole line has been used by Bomi and all of the other members. First of all, Chu means kiss. So it say,' Mr. Chu kiss me on my lips. Kiss me sweetly
The line "Bogo Sipeo' has been used by Hayoung over here. The word 'Bogo Sipeo' can also be written as 'Bogo SHipeo'. It means 'I miss you'. You'll notice that in TAeyang's Eyes, Nose, Lips. He has used the word 'Bogo shipeo'. It means the same