The spring season means many things: longer days, warmer weather, buds and blooms and of course, new releases from Starbucks.

The video is short and simple. It opens with a shot of the Starbucks cup that is about a quarter full of a matcha latte drink. But there is also an unidentified black thing in the cup.

The new Sunsera Blend, the brand’s lightest roast coffee ever, will hit stores as a year-round offering. Sunsera is made with 100 percent Arabica beans from Brazil and Colombia for a naturally sweet, ...