In the beginning of every chapter there is at least one pic of another manga ( the ones th...

1/ http://www.mangago.zone/read-manga/pretty_babies/mh/c001.2/

2/ http://www.mangago.zone/read-manga/pretty_babies/mh/155360/page/pg-1/

3/ http://www.mangago.zone/read-manga/pretty_babies/mh/192108/Vol1_Ch2/pg-3/

4/ http://www.mangago.zone/read-manga/pretty_babies/mh/v02/c004/pg-1/

5/ http://www.mangago.zone/read-manga/pretty_babies/mh/c005/2/

6/ http://www.mangago.zone/read-manga/pretty_babies/mh/c005/3/

7/ http://www.mangago.zone/read-manga/pretty_babies/mh/c006/

8/ http://www.mangago.zone/read-manga/pretty_babies/mh/c006/3/

9/ http://www.mangago.zone/read-manga/pretty_babies/mh/c006/5/

10/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/

11/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/2/

12/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/3/

13/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/4/

14/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/5/

15/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/6/

16/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/7/

17/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/8/

18/ http://www.mangago.zone/read-manga/pretty_babies/mh/c004.3/9/

3 is from the Yonezou Nekota, 4 is from Kanda Neko, 8 is a fanart of US and UK from Hetalia.

Btw, I can't recognize which manga, I can only remember the mangaka