Time by time , the plot will changed, criticized the plot line wont help it change now, maybe the author plan bigger plot in the future, we're readers need to support and give them motivation not doing some suck off comment about their works, i bet you also doesnt want to hear those type of comment too, just maybe author may has its own way solve this manga ending(๑•ㅂ•)و✧
Time by time , the plot will changed, criticized the plot line wont help it change now, maybe the author plan bigger plot in the future, we're readers need to support and give them motivation not doing some suck off comment about their works, i bet you also doesnt want to hear those type of comment too, just maybe author may has its own way solve this manga ending(๑•ㅂ•)و✧