Where are you at with いんの
Grammar Explanation: Contracting いる＋の to いんの
Azu is with her friends, waiting for Suwa. They call him to find what’s keeping him, and while Azu talks with Suwa by phone, she hears an echo of his voice in the distance.
- あずさ:
- 「須和？ 今どこにいんの？」
- "Suwa? Where is it you're at right now?"
- 須和:
- 「じゃあ もう切る」
- "Well, I'm hanging up now."
- あずさ:
- 「えっ」
- "Eh?"
いるの contracts here to いんの.