Hello Chris, That style of punctuation might seem slightly mannered in (for example) a business letter or an academic text; but in your context (presumably "tv/film plot summaries"), it seems quite appropriate. The more usual (but perhaps less "immediate") phrasing would be: 1. and discovers Laoriz lying on the couch, watching TV and eating a sandwich.
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ChrismlanganAfter talking with the guys, Agent Ryan walks in and discovers Laoriz lying on the couch, watching TV, eating a sandwich.It's fine.