Last chapter COSPLAY COSPLAY COSPLAY like the other seke couple long hair one COSPLAY
http://www.mangago.me/read-manga/takaramono_wa_hako_no_naka/
And the second last chapter about the Megane nerd boy who was being bullied and the yakuza who saved him
Along with hisho to yaju
Kyokutou no Hanamuko