The protag is just a passenger, he goes along the situation, and story presents him with problems, where he has to take a emotional decision.
that's how the pacing of this story works, this might be ok in a game where player is the passenger, but here in a story this feels bland.
well atleast art is good and we all are here for girls
And there are ridiculous amount of girls
http://www.baike.com/wiki/%E3%80%8A%E5%BE%88%E7%BA%AF%E5%BE%88%E6%9A%A7%E6%98%A7%E3%80%8B
apparently he marries them all (if we can trust google translate)