Maybe this will work?
http://www.mangago.me/read-manga/k_sensei_no_himitsu_no_netsujou/uu/tr_chapter-1/pg-1/
Scrap that, that’s not the right manga. It seems like the manga you’re looking for is redirected at that one. Here’s the myreadingmanga link.
https://myreadingmanga.info/natsumizu-ritsu-k-sensei-vol-5-k-sensei-no-renai-na-nichijou-eng/
i try to open this manga but it opens another manga . can any body help ╥﹏╥