Hello, Izumi here! So Ryouma and I are now texting buddies, but he keeps sending me a mountain of texts every day. Worse, he even showed up at my college--give me a break! (cries) But now’s not the time for me to get bogged down by something like that--the deadline for the Kadoyama Manga Prize is coming up!
Then sit down somewhere, and behave.
Dann setz dich irgendwo
 hin und benimm dich.
En ese caso, siéntate en 
algún lugar y pórtate bien.
Bon, assieds-toi là
et tiens-toi tranquille.
Então, senta por aí e fica quieto.