The Twitter linked as the artist has stated that they didn't draw this and that this is official art.

Aww... Helianthus is trying her best

Don't spoil the fun here girls!... haha

What an adorable surprise to log in to this morning.

I would like to see Persica with a cup of coffee with a heart drawn with coffee foam, but this Helian is more than enough.

Those two are the least of Helian's problems... not when there are T-Dolls that either want to swamp the entire cake or contend with her when visiting the guy's office