On the publisher website (COMIC EARTH STAR) it says:
"【Apology】The 20th chapter was scheduled to be released on June 25 but will be delayed due to the author's sudden illness. We sincerely apologize to all our readers. We will announce the release date as soon as it is decided. "
You can’t stall out now. We haven’t had the emotional reunion with the original girl and her realizing because of a miss understanding Wazu isn’t Her’s alone anymore.