The two separate charts created from data.frame work correctly when created using the R plotly package.
However,
I am not sure how to combine them into one (presumably with
here is a way to do what you want, but with ggplot2 :-) You can change the background, line, points color as you want.
library(ggplot2)
library(plotly)
df_s <- df[c(3:4), ]
p <- ggplot(data=df, aes(x = game, y = value, color = season)) +
geom_point(size = 4) +
geom_line(data=df_s, aes(x = game, y = value, color = season))
(gg <- ggplotly(p))